./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-53.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version d790fecc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-53.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash be2e40f79fa9aafe544dbfb6b1d1f051df435db5ea0b560bd0fc960acf5ae062 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 07:25:44,233 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 07:25:44,282 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Default.epf [2024-12-02 07:25:44,286 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 07:25:44,287 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 07:25:44,306 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 07:25:44,307 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 07:25:44,307 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 07:25:44,307 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 07:25:44,308 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 07:25:44,308 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 07:25:44,308 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 07:25:44,308 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 07:25:44,308 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 07:25:44,308 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 07:25:44,309 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 07:25:44,309 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 07:25:44,309 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 07:25:44,309 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-12-02 07:25:44,309 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 07:25:44,309 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 07:25:44,309 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 07:25:44,309 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 07:25:44,309 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 07:25:44,309 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 07:25:44,309 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 07:25:44,310 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 07:25:44,310 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 07:25:44,310 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 07:25:44,310 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 07:25:44,310 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 07:25:44,310 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 07:25:44,310 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:25:44,310 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 07:25:44,310 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 07:25:44,310 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 07:25:44,311 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 07:25:44,311 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:25:44,311 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 07:25:44,311 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 07:25:44,311 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 07:25:44,311 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 07:25:44,311 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-12-02 07:25:44,311 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-12-02 07:25:44,311 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 07:25:44,311 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 07:25:44,311 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 07:25:44,312 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 07:25:44,312 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be2e40f79fa9aafe544dbfb6b1d1f051df435db5ea0b560bd0fc960acf5ae062 [2024-12-02 07:25:44,504 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 07:25:44,510 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 07:25:44,512 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 07:25:44,513 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 07:25:44,514 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 07:25:44,514 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-53.i [2024-12-02 07:25:47,296 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/data/3c38f0275/cab6cbfd81c44f4180e83135cb4bfb8c/FLAG92da47a7b [2024-12-02 07:25:47,533 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 07:25:47,534 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-53.i [2024-12-02 07:25:47,545 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/data/3c38f0275/cab6cbfd81c44f4180e83135cb4bfb8c/FLAG92da47a7b [2024-12-02 07:25:47,852 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/data/3c38f0275/cab6cbfd81c44f4180e83135cb4bfb8c [2024-12-02 07:25:47,854 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 07:25:47,855 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 07:25:47,856 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 07:25:47,856 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 07:25:47,860 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 07:25:47,861 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:25:47" (1/1) ... [2024-12-02 07:25:47,861 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53be24ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:25:47, skipping insertion in model container [2024-12-02 07:25:47,862 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:25:47" (1/1) ... [2024-12-02 07:25:47,877 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 07:25:47,973 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-53.i[919,932] [2024-12-02 07:25:48,038 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 07:25:48,049 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 07:25:48,058 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-53.i[919,932] [2024-12-02 07:25:48,094 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 07:25:48,112 INFO L204 MainTranslator]: Completed translation [2024-12-02 07:25:48,113 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:25:48 WrapperNode [2024-12-02 07:25:48,113 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 07:25:48,114 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 07:25:48,114 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 07:25:48,114 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 07:25:48,121 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:25:48" (1/1) ... [2024-12-02 07:25:48,132 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:25:48" (1/1) ... [2024-12-02 07:25:48,159 INFO L138 Inliner]: procedures = 26, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 258 [2024-12-02 07:25:48,159 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 07:25:48,159 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 07:25:48,159 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 07:25:48,159 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 07:25:48,166 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:25:48" (1/1) ... [2024-12-02 07:25:48,166 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:25:48" (1/1) ... [2024-12-02 07:25:48,169 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:25:48" (1/1) ... [2024-12-02 07:25:48,186 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-12-02 07:25:48,186 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:25:48" (1/1) ... [2024-12-02 07:25:48,186 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:25:48" (1/1) ... [2024-12-02 07:25:48,197 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:25:48" (1/1) ... [2024-12-02 07:25:48,199 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:25:48" (1/1) ... [2024-12-02 07:25:48,204 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:25:48" (1/1) ... [2024-12-02 07:25:48,207 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:25:48" (1/1) ... [2024-12-02 07:25:48,209 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:25:48" (1/1) ... [2024-12-02 07:25:48,215 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 07:25:48,216 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 07:25:48,216 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 07:25:48,216 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 07:25:48,217 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:25:48" (1/1) ... [2024-12-02 07:25:48,222 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:25:48,237 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 07:25:48,250 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 07:25:48,253 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 07:25:48,280 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 07:25:48,280 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 07:25:48,280 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 07:25:48,281 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int#0 [2024-12-02 07:25:48,281 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 07:25:48,281 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 07:25:48,379 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 07:25:48,381 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 07:25:48,852 INFO L? ?]: Removed 28 outVars from TransFormulas that were not future-live. [2024-12-02 07:25:48,852 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 07:25:48,863 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 07:25:48,863 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 07:25:48,863 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:25:48 BoogieIcfgContainer [2024-12-02 07:25:48,864 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 07:25:48,866 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 07:25:48,866 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 07:25:48,870 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 07:25:48,870 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 07:25:47" (1/3) ... [2024-12-02 07:25:48,871 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67384f34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:25:48, skipping insertion in model container [2024-12-02 07:25:48,871 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:25:48" (2/3) ... [2024-12-02 07:25:48,871 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@67384f34 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:25:48, skipping insertion in model container [2024-12-02 07:25:48,871 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:25:48" (3/3) ... [2024-12-02 07:25:48,872 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-co_file-53.i [2024-12-02 07:25:48,886 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 07:25:48,887 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-ps-co_file-53.i that has 2 procedures, 112 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 07:25:48,939 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 07:25:48,950 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@73e12779, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 07:25:48,951 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 07:25:48,954 INFO L276 IsEmpty]: Start isEmpty. Operand has 112 states, 78 states have (on average 1.4487179487179487) internal successors, (113), 79 states have internal predecessors, (113), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2024-12-02 07:25:48,966 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2024-12-02 07:25:48,967 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:25:48,967 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:25:48,968 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:25:48,972 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:25:48,973 INFO L85 PathProgramCache]: Analyzing trace with hash -831156585, now seen corresponding path program 1 times [2024-12-02 07:25:48,980 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:25:48,980 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2060437396] [2024-12-02 07:25:48,980 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:25:48,981 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:25:49,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:25:49,254 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 60 refuted. 0 times theorem prover too weak. 1800 trivial. 0 not checked. [2024-12-02 07:25:49,254 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:25:49,255 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2060437396] [2024-12-02 07:25:49,255 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2060437396] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 07:25:49,256 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [51067730] [2024-12-02 07:25:49,256 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:25:49,256 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 07:25:49,256 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 07:25:49,259 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 07:25:49,262 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2024-12-02 07:25:49,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:25:49,441 INFO L256 TraceCheckSpWp]: Trace formula consists of 488 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 07:25:49,449 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:25:49,477 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 60 proven. 0 refuted. 0 times theorem prover too weak. 1800 trivial. 0 not checked. [2024-12-02 07:25:49,477 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 07:25:49,477 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [51067730] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:25:49,477 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-12-02 07:25:49,478 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [2] total 2 [2024-12-02 07:25:49,479 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [442141865] [2024-12-02 07:25:49,480 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:25:49,484 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 07:25:49,485 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:25:49,499 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 07:25:49,500 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 07:25:49,502 INFO L87 Difference]: Start difference. First operand has 112 states, 78 states have (on average 1.4487179487179487) internal successors, (113), 79 states have internal predecessors, (113), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) Second operand has 2 states, 2 states have (on average 27.5) internal successors, (55), 2 states have internal predecessors, (55), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 2 states have call successors, (31) [2024-12-02 07:25:49,530 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:25:49,531 INFO L93 Difference]: Finished difference Result 217 states and 375 transitions. [2024-12-02 07:25:49,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 07:25:49,532 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 27.5) internal successors, (55), 2 states have internal predecessors, (55), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 2 states have call successors, (31) Word has length 205 [2024-12-02 07:25:49,532 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:25:49,538 INFO L225 Difference]: With dead ends: 217 [2024-12-02 07:25:49,538 INFO L226 Difference]: Without dead ends: 108 [2024-12-02 07:25:49,541 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 206 GetRequests, 206 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 07:25:49,543 INFO L435 NwaCegarLoop]: 168 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 168 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 07:25:49,543 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 168 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 07:25:49,553 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 108 states. [2024-12-02 07:25:49,574 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 108 to 108. [2024-12-02 07:25:49,575 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 108 states, 75 states have (on average 1.4133333333333333) internal successors, (106), 75 states have internal predecessors, (106), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2024-12-02 07:25:49,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 108 states to 108 states and 168 transitions. [2024-12-02 07:25:49,582 INFO L78 Accepts]: Start accepts. Automaton has 108 states and 168 transitions. Word has length 205 [2024-12-02 07:25:49,582 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:25:49,582 INFO L471 AbstractCegarLoop]: Abstraction has 108 states and 168 transitions. [2024-12-02 07:25:49,583 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 27.5) internal successors, (55), 2 states have internal predecessors, (55), 2 states have call successors, (31), 2 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 2 states have call successors, (31) [2024-12-02 07:25:49,583 INFO L276 IsEmpty]: Start isEmpty. Operand 108 states and 168 transitions. [2024-12-02 07:25:49,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 206 [2024-12-02 07:25:49,604 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:25:49,604 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:25:49,614 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2024-12-02 07:25:49,804 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0,2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 07:25:49,805 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:25:49,805 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:25:49,806 INFO L85 PathProgramCache]: Analyzing trace with hash 2054637093, now seen corresponding path program 1 times [2024-12-02 07:25:49,806 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:25:49,806 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1787153953] [2024-12-02 07:25:49,806 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:25:49,806 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:25:49,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:25:50,146 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-12-02 07:25:50,146 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:25:50,146 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1787153953] [2024-12-02 07:25:50,146 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1787153953] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:25:50,146 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:25:50,147 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 07:25:50,147 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1434695477] [2024-12-02 07:25:50,147 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:25:50,148 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 07:25:50,148 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:25:50,148 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 07:25:50,149 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:25:50,149 INFO L87 Difference]: Start difference. First operand 108 states and 168 transitions. Second operand has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 07:25:50,238 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:25:50,238 INFO L93 Difference]: Finished difference Result 291 states and 459 transitions. [2024-12-02 07:25:50,239 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 07:25:50,239 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 205 [2024-12-02 07:25:50,240 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:25:50,243 INFO L225 Difference]: With dead ends: 291 [2024-12-02 07:25:50,243 INFO L226 Difference]: Without dead ends: 186 [2024-12-02 07:25:50,244 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:25:50,245 INFO L435 NwaCegarLoop]: 158 mSDtfsCounter, 73 mSDsluCounter, 145 mSDsCounter, 0 mSdLazyCounter, 30 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 73 SdHoareTripleChecker+Valid, 303 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 30 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 07:25:50,245 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [73 Valid, 303 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 30 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 07:25:50,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 186 states. [2024-12-02 07:25:50,282 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 186 to 166. [2024-12-02 07:25:50,283 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 166 states, 101 states have (on average 1.3366336633663367) internal successors, (135), 101 states have internal predecessors, (135), 62 states have call successors, (62), 2 states have call predecessors, (62), 2 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2024-12-02 07:25:50,285 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 259 transitions. [2024-12-02 07:25:50,286 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 259 transitions. Word has length 205 [2024-12-02 07:25:50,287 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:25:50,287 INFO L471 AbstractCegarLoop]: Abstraction has 166 states and 259 transitions. [2024-12-02 07:25:50,287 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 07:25:50,287 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 259 transitions. [2024-12-02 07:25:50,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 207 [2024-12-02 07:25:50,290 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:25:50,291 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:25:50,291 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-12-02 07:25:50,291 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:25:50,291 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:25:50,292 INFO L85 PathProgramCache]: Analyzing trace with hash -287471043, now seen corresponding path program 1 times [2024-12-02 07:25:50,292 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:25:50,292 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1660444462] [2024-12-02 07:25:50,292 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:25:50,292 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:25:50,334 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:25:50,409 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-12-02 07:25:50,409 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:25:50,409 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1660444462] [2024-12-02 07:25:50,410 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1660444462] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:25:50,410 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:25:50,410 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 07:25:50,410 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1390686477] [2024-12-02 07:25:50,410 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:25:50,411 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 07:25:50,411 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:25:50,412 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 07:25:50,412 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:25:50,412 INFO L87 Difference]: Start difference. First operand 166 states and 259 transitions. Second operand has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 07:25:50,488 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:25:50,489 INFO L93 Difference]: Finished difference Result 366 states and 571 transitions. [2024-12-02 07:25:50,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 07:25:50,489 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 206 [2024-12-02 07:25:50,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:25:50,492 INFO L225 Difference]: With dead ends: 366 [2024-12-02 07:25:50,493 INFO L226 Difference]: Without dead ends: 258 [2024-12-02 07:25:50,493 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:25:50,494 INFO L435 NwaCegarLoop]: 165 mSDtfsCounter, 149 mSDsluCounter, 135 mSDsCounter, 0 mSdLazyCounter, 20 mSolverCounterSat, 10 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 149 SdHoareTripleChecker+Valid, 300 SdHoareTripleChecker+Invalid, 30 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 10 IncrementalHoareTripleChecker+Valid, 20 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 07:25:50,494 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [149 Valid, 300 Invalid, 30 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [10 Valid, 20 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 07:25:50,496 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 258 states. [2024-12-02 07:25:50,529 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 258 to 256. [2024-12-02 07:25:50,530 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 256 states, 159 states have (on average 1.3081761006289307) internal successors, (208), 159 states have internal predecessors, (208), 93 states have call successors, (93), 3 states have call predecessors, (93), 3 states have return successors, (93), 93 states have call predecessors, (93), 93 states have call successors, (93) [2024-12-02 07:25:50,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 256 states and 394 transitions. [2024-12-02 07:25:50,533 INFO L78 Accepts]: Start accepts. Automaton has 256 states and 394 transitions. Word has length 206 [2024-12-02 07:25:50,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:25:50,534 INFO L471 AbstractCegarLoop]: Abstraction has 256 states and 394 transitions. [2024-12-02 07:25:50,534 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.0) internal successors, (54), 3 states have internal predecessors, (54), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 07:25:50,535 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 394 transitions. [2024-12-02 07:25:50,537 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 208 [2024-12-02 07:25:50,537 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:25:50,537 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:25:50,537 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2024-12-02 07:25:50,537 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:25:50,538 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:25:50,538 INFO L85 PathProgramCache]: Analyzing trace with hash 11067422, now seen corresponding path program 1 times [2024-12-02 07:25:50,538 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:25:50,538 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1484905525] [2024-12-02 07:25:50,538 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:25:50,538 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:25:50,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:25:50,676 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-12-02 07:25:50,676 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:25:50,676 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1484905525] [2024-12-02 07:25:50,677 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1484905525] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:25:50,677 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:25:50,677 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 07:25:50,677 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1252895383] [2024-12-02 07:25:50,677 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:25:50,678 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 07:25:50,678 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:25:50,678 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 07:25:50,678 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:25:50,679 INFO L87 Difference]: Start difference. First operand 256 states and 394 transitions. Second operand has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 07:25:50,753 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:25:50,753 INFO L93 Difference]: Finished difference Result 463 states and 712 transitions. [2024-12-02 07:25:50,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 07:25:50,754 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 207 [2024-12-02 07:25:50,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:25:50,757 INFO L225 Difference]: With dead ends: 463 [2024-12-02 07:25:50,757 INFO L226 Difference]: Without dead ends: 266 [2024-12-02 07:25:50,758 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:25:50,758 INFO L435 NwaCegarLoop]: 290 mSDtfsCounter, 142 mSDsluCounter, 146 mSDsCounter, 0 mSdLazyCounter, 22 mSolverCounterSat, 6 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 142 SdHoareTripleChecker+Valid, 436 SdHoareTripleChecker+Invalid, 28 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 6 IncrementalHoareTripleChecker+Valid, 22 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 07:25:50,759 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [142 Valid, 436 Invalid, 28 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [6 Valid, 22 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 07:25:50,760 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 266 states. [2024-12-02 07:25:50,790 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 266 to 264. [2024-12-02 07:25:50,791 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 264 states, 167 states have (on average 1.281437125748503) internal successors, (214), 167 states have internal predecessors, (214), 93 states have call successors, (93), 3 states have call predecessors, (93), 3 states have return successors, (93), 93 states have call predecessors, (93), 93 states have call successors, (93) [2024-12-02 07:25:50,792 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 264 states to 264 states and 400 transitions. [2024-12-02 07:25:50,793 INFO L78 Accepts]: Start accepts. Automaton has 264 states and 400 transitions. Word has length 207 [2024-12-02 07:25:50,793 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:25:50,793 INFO L471 AbstractCegarLoop]: Abstraction has 264 states and 400 transitions. [2024-12-02 07:25:50,794 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.333333333333332) internal successors, (55), 3 states have internal predecessors, (55), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 07:25:50,794 INFO L276 IsEmpty]: Start isEmpty. Operand 264 states and 400 transitions. [2024-12-02 07:25:50,796 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2024-12-02 07:25:50,796 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:25:50,796 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:25:50,796 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2024-12-02 07:25:50,796 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:25:50,797 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:25:50,797 INFO L85 PathProgramCache]: Analyzing trace with hash 651748233, now seen corresponding path program 1 times [2024-12-02 07:25:50,797 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:25:50,797 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [846378532] [2024-12-02 07:25:50,797 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:25:50,797 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:25:50,829 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:25:50,933 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-12-02 07:25:50,933 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:25:50,933 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [846378532] [2024-12-02 07:25:50,933 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [846378532] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:25:50,933 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:25:50,933 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 07:25:50,934 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1201137468] [2024-12-02 07:25:50,934 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:25:50,934 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 07:25:50,934 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:25:50,935 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 07:25:50,935 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:25:50,935 INFO L87 Difference]: Start difference. First operand 264 states and 400 transitions. Second operand has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 07:25:51,078 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:25:51,078 INFO L93 Difference]: Finished difference Result 582 states and 881 transitions. [2024-12-02 07:25:51,079 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 07:25:51,079 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 208 [2024-12-02 07:25:51,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:25:51,082 INFO L225 Difference]: With dead ends: 582 [2024-12-02 07:25:51,082 INFO L226 Difference]: Without dead ends: 377 [2024-12-02 07:25:51,083 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:25:51,083 INFO L435 NwaCegarLoop]: 299 mSDtfsCounter, 152 mSDsluCounter, 136 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 152 SdHoareTripleChecker+Valid, 435 SdHoareTripleChecker+Invalid, 58 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 07:25:51,084 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [152 Valid, 435 Invalid, 58 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 07:25:51,084 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 377 states. [2024-12-02 07:25:51,118 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 377 to 266. [2024-12-02 07:25:51,119 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 266 states, 169 states have (on average 1.2781065088757397) internal successors, (216), 169 states have internal predecessors, (216), 93 states have call successors, (93), 3 states have call predecessors, (93), 3 states have return successors, (93), 93 states have call predecessors, (93), 93 states have call successors, (93) [2024-12-02 07:25:51,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 266 states to 266 states and 402 transitions. [2024-12-02 07:25:51,123 INFO L78 Accepts]: Start accepts. Automaton has 266 states and 402 transitions. Word has length 208 [2024-12-02 07:25:51,124 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:25:51,124 INFO L471 AbstractCegarLoop]: Abstraction has 266 states and 402 transitions. [2024-12-02 07:25:51,124 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 18.666666666666668) internal successors, (56), 3 states have internal predecessors, (56), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 07:25:51,124 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 402 transitions. [2024-12-02 07:25:51,127 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 209 [2024-12-02 07:25:51,127 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:25:51,127 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:25:51,127 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-12-02 07:25:51,128 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:25:51,128 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:25:51,128 INFO L85 PathProgramCache]: Analyzing trace with hash 1352812811, now seen corresponding path program 1 times [2024-12-02 07:25:51,128 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:25:51,128 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1319613218] [2024-12-02 07:25:51,129 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:25:51,129 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:25:51,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:25:51,425 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-12-02 07:25:51,425 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:25:51,426 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1319613218] [2024-12-02 07:25:51,426 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1319613218] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:25:51,426 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:25:51,426 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 07:25:51,426 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1334734421] [2024-12-02 07:25:51,426 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:25:51,426 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 07:25:51,426 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:25:51,427 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 07:25:51,427 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 07:25:51,427 INFO L87 Difference]: Start difference. First operand 266 states and 402 transitions. Second operand has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 07:25:51,725 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:25:51,726 INFO L93 Difference]: Finished difference Result 739 states and 1106 transitions. [2024-12-02 07:25:51,726 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-12-02 07:25:51,726 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 208 [2024-12-02 07:25:51,727 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:25:51,730 INFO L225 Difference]: With dead ends: 739 [2024-12-02 07:25:51,730 INFO L226 Difference]: Without dead ends: 532 [2024-12-02 07:25:51,731 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:25:51,732 INFO L435 NwaCegarLoop]: 190 mSDtfsCounter, 169 mSDsluCounter, 297 mSDsCounter, 0 mSdLazyCounter, 58 mSolverCounterSat, 95 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 169 SdHoareTripleChecker+Valid, 487 SdHoareTripleChecker+Invalid, 153 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 95 IncrementalHoareTripleChecker+Valid, 58 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 07:25:51,732 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [169 Valid, 487 Invalid, 153 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [95 Valid, 58 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 07:25:51,733 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 532 states. [2024-12-02 07:25:51,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 532 to 514. [2024-12-02 07:25:51,812 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 514 states, 353 states have (on average 1.2974504249291785) internal successors, (458), 353 states have internal predecessors, (458), 155 states have call successors, (155), 5 states have call predecessors, (155), 5 states have return successors, (155), 155 states have call predecessors, (155), 155 states have call successors, (155) [2024-12-02 07:25:51,816 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 514 states to 514 states and 768 transitions. [2024-12-02 07:25:51,817 INFO L78 Accepts]: Start accepts. Automaton has 514 states and 768 transitions. Word has length 208 [2024-12-02 07:25:51,817 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:25:51,817 INFO L471 AbstractCegarLoop]: Abstraction has 514 states and 768 transitions. [2024-12-02 07:25:51,818 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.0) internal successors, (56), 4 states have internal predecessors, (56), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 07:25:51,818 INFO L276 IsEmpty]: Start isEmpty. Operand 514 states and 768 transitions. [2024-12-02 07:25:51,820 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2024-12-02 07:25:51,820 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:25:51,820 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:25:51,820 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2024-12-02 07:25:51,821 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:25:51,821 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:25:51,821 INFO L85 PathProgramCache]: Analyzing trace with hash 628825137, now seen corresponding path program 1 times [2024-12-02 07:25:51,821 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:25:51,821 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2106524559] [2024-12-02 07:25:51,821 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:25:51,821 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:25:51,886 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:25:52,102 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-12-02 07:25:52,103 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:25:52,103 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2106524559] [2024-12-02 07:25:52,103 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2106524559] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:25:52,103 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:25:52,103 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 07:25:52,103 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [299452284] [2024-12-02 07:25:52,103 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:25:52,104 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 07:25:52,104 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:25:52,104 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 07:25:52,104 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:25:52,104 INFO L87 Difference]: Start difference. First operand 514 states and 768 transitions. Second operand has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 07:25:52,231 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:25:52,231 INFO L93 Difference]: Finished difference Result 997 states and 1488 transitions. [2024-12-02 07:25:52,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 07:25:52,231 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 209 [2024-12-02 07:25:52,232 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:25:52,235 INFO L225 Difference]: With dead ends: 997 [2024-12-02 07:25:52,235 INFO L226 Difference]: Without dead ends: 542 [2024-12-02 07:25:52,237 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:25:52,238 INFO L435 NwaCegarLoop]: 166 mSDtfsCounter, 61 mSDsluCounter, 131 mSDsCounter, 0 mSdLazyCounter, 41 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 61 SdHoareTripleChecker+Valid, 297 SdHoareTripleChecker+Invalid, 41 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 41 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 07:25:52,238 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [61 Valid, 297 Invalid, 41 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 41 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 07:25:52,239 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 542 states. [2024-12-02 07:25:52,304 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 542 to 517. [2024-12-02 07:25:52,305 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 517 states, 356 states have (on average 1.297752808988764) internal successors, (462), 356 states have internal predecessors, (462), 155 states have call successors, (155), 5 states have call predecessors, (155), 5 states have return successors, (155), 155 states have call predecessors, (155), 155 states have call successors, (155) [2024-12-02 07:25:52,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 517 states to 517 states and 772 transitions. [2024-12-02 07:25:52,310 INFO L78 Accepts]: Start accepts. Automaton has 517 states and 772 transitions. Word has length 209 [2024-12-02 07:25:52,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:25:52,310 INFO L471 AbstractCegarLoop]: Abstraction has 517 states and 772 transitions. [2024-12-02 07:25:52,311 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 19.0) internal successors, (57), 3 states have internal predecessors, (57), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 07:25:52,311 INFO L276 IsEmpty]: Start isEmpty. Operand 517 states and 772 transitions. [2024-12-02 07:25:52,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2024-12-02 07:25:52,313 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:25:52,313 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:25:52,313 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2024-12-02 07:25:52,313 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:25:52,314 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:25:52,314 INFO L85 PathProgramCache]: Analyzing trace with hash 119352047, now seen corresponding path program 1 times [2024-12-02 07:25:52,314 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:25:52,314 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1025889767] [2024-12-02 07:25:52,314 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:25:52,314 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:25:52,384 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:25:52,586 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 60 proven. 30 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2024-12-02 07:25:52,587 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:25:52,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1025889767] [2024-12-02 07:25:52,587 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1025889767] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 07:25:52,587 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [876954368] [2024-12-02 07:25:52,587 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:25:52,587 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 07:25:52,587 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 07:25:52,589 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 07:25:52,591 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-12-02 07:25:52,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:25:52,755 INFO L256 TraceCheckSpWp]: Trace formula consists of 493 conjuncts, 15 conjuncts are in the unsatisfiable core [2024-12-02 07:25:52,762 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:25:53,523 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 960 proven. 45 refuted. 0 times theorem prover too weak. 855 trivial. 0 not checked. [2024-12-02 07:25:53,523 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 07:25:54,068 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 45 proven. 45 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2024-12-02 07:25:54,068 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [876954368] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 07:25:54,068 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-12-02 07:25:54,068 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 10, 9] total 19 [2024-12-02 07:25:54,069 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1999342599] [2024-12-02 07:25:54,069 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-12-02 07:25:54,070 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 19 states [2024-12-02 07:25:54,070 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:25:54,071 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2024-12-02 07:25:54,072 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=283, Unknown=0, NotChecked=0, Total=342 [2024-12-02 07:25:54,072 INFO L87 Difference]: Start difference. First operand 517 states and 772 transitions. Second operand has 19 states, 19 states have (on average 7.578947368421052) internal successors, (144), 19 states have internal predecessors, (144), 5 states have call successors, (77), 3 states have call predecessors, (77), 6 states have return successors, (78), 5 states have call predecessors, (78), 5 states have call successors, (78) [2024-12-02 07:25:58,010 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:25:58,011 INFO L93 Difference]: Finished difference Result 1353 states and 1951 transitions. [2024-12-02 07:25:58,011 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 59 states. [2024-12-02 07:25:58,012 INFO L78 Accepts]: Start accepts. Automaton has has 19 states, 19 states have (on average 7.578947368421052) internal successors, (144), 19 states have internal predecessors, (144), 5 states have call successors, (77), 3 states have call predecessors, (77), 6 states have return successors, (78), 5 states have call predecessors, (78), 5 states have call successors, (78) Word has length 209 [2024-12-02 07:25:58,012 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:25:58,017 INFO L225 Difference]: With dead ends: 1353 [2024-12-02 07:25:58,017 INFO L226 Difference]: Without dead ends: 898 [2024-12-02 07:25:58,020 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 483 GetRequests, 407 SyntacticMatches, 2 SemanticMatches, 74 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1802 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=1174, Invalid=4526, Unknown=0, NotChecked=0, Total=5700 [2024-12-02 07:25:58,020 INFO L435 NwaCegarLoop]: 402 mSDtfsCounter, 1083 mSDsluCounter, 2090 mSDsCounter, 0 mSdLazyCounter, 2267 mSolverCounterSat, 714 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1083 SdHoareTripleChecker+Valid, 2492 SdHoareTripleChecker+Invalid, 2981 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.1s SdHoareTripleChecker+Time, 714 IncrementalHoareTripleChecker+Valid, 2267 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.4s IncrementalHoareTripleChecker+Time [2024-12-02 07:25:58,021 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [1083 Valid, 2492 Invalid, 2981 Unknown, 0 Unchecked, 0.1s Time], IncrementalHoareTripleChecker [714 Valid, 2267 Invalid, 0 Unknown, 0 Unchecked, 2.4s Time] [2024-12-02 07:25:58,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 898 states. [2024-12-02 07:25:58,087 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 898 to 551. [2024-12-02 07:25:58,088 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 551 states, 380 states have (on average 1.25) internal successors, (475), 380 states have internal predecessors, (475), 155 states have call successors, (155), 15 states have call predecessors, (155), 15 states have return successors, (155), 155 states have call predecessors, (155), 155 states have call successors, (155) [2024-12-02 07:25:58,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 551 states to 551 states and 785 transitions. [2024-12-02 07:25:58,093 INFO L78 Accepts]: Start accepts. Automaton has 551 states and 785 transitions. Word has length 209 [2024-12-02 07:25:58,093 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:25:58,093 INFO L471 AbstractCegarLoop]: Abstraction has 551 states and 785 transitions. [2024-12-02 07:25:58,094 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 19 states, 19 states have (on average 7.578947368421052) internal successors, (144), 19 states have internal predecessors, (144), 5 states have call successors, (77), 3 states have call predecessors, (77), 6 states have return successors, (78), 5 states have call predecessors, (78), 5 states have call successors, (78) [2024-12-02 07:25:58,094 INFO L276 IsEmpty]: Start isEmpty. Operand 551 states and 785 transitions. [2024-12-02 07:25:58,097 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 210 [2024-12-02 07:25:58,097 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:25:58,098 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:25:58,106 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-12-02 07:25:58,298 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 07:25:58,298 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:25:58,299 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:25:58,299 INFO L85 PathProgramCache]: Analyzing trace with hash 869530830, now seen corresponding path program 1 times [2024-12-02 07:25:58,299 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:25:58,299 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2125785060] [2024-12-02 07:25:58,300 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:25:58,300 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:25:58,338 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:25:58,517 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-12-02 07:25:58,518 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:25:58,518 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2125785060] [2024-12-02 07:25:58,518 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2125785060] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:25:58,518 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:25:58,518 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 07:25:58,518 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [628249671] [2024-12-02 07:25:58,518 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:25:58,519 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-12-02 07:25:58,519 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:25:58,519 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-12-02 07:25:58,519 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-12-02 07:25:58,519 INFO L87 Difference]: Start difference. First operand 551 states and 785 transitions. Second operand has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 07:25:58,693 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:25:58,693 INFO L93 Difference]: Finished difference Result 791 states and 1126 transitions. [2024-12-02 07:25:58,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 07:25:58,694 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 209 [2024-12-02 07:25:58,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:25:58,697 INFO L225 Difference]: With dead ends: 791 [2024-12-02 07:25:58,697 INFO L226 Difference]: Without dead ends: 310 [2024-12-02 07:25:58,698 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:25:58,699 INFO L435 NwaCegarLoop]: 144 mSDtfsCounter, 147 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 94 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 147 SdHoareTripleChecker+Valid, 144 SdHoareTripleChecker+Invalid, 103 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 94 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2024-12-02 07:25:58,699 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [147 Valid, 144 Invalid, 103 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [94 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2024-12-02 07:25:58,700 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 310 states. [2024-12-02 07:25:58,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 310 to 310. [2024-12-02 07:25:58,728 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 310 states, 207 states have (on average 1.2173913043478262) internal successors, (252), 207 states have internal predecessors, (252), 93 states have call successors, (93), 9 states have call predecessors, (93), 9 states have return successors, (93), 93 states have call predecessors, (93), 93 states have call successors, (93) [2024-12-02 07:25:58,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 310 states to 310 states and 438 transitions. [2024-12-02 07:25:58,731 INFO L78 Accepts]: Start accepts. Automaton has 310 states and 438 transitions. Word has length 209 [2024-12-02 07:25:58,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:25:58,732 INFO L471 AbstractCegarLoop]: Abstraction has 310 states and 438 transitions. [2024-12-02 07:25:58,732 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 14.25) internal successors, (57), 4 states have internal predecessors, (57), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 07:25:58,732 INFO L276 IsEmpty]: Start isEmpty. Operand 310 states and 438 transitions. [2024-12-02 07:25:58,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2024-12-02 07:25:58,735 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:25:58,735 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:25:58,735 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2024-12-02 07:25:58,735 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:25:58,735 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:25:58,736 INFO L85 PathProgramCache]: Analyzing trace with hash 768284701, now seen corresponding path program 1 times [2024-12-02 07:25:58,736 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:25:58,736 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [212872250] [2024-12-02 07:25:58,736 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:25:58,736 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:25:58,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-02 07:25:58,852 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1557435535] [2024-12-02 07:25:58,852 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:25:58,852 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 07:25:58,852 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 07:25:58,854 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 07:25:58,856 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-12-02 07:25:59,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:25:59,051 INFO L256 TraceCheckSpWp]: Trace formula consists of 489 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-02 07:25:59,055 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:25:59,613 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 904 proven. 33 refuted. 0 times theorem prover too weak. 923 trivial. 0 not checked. [2024-12-02 07:25:59,613 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 07:25:59,825 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-12-02 07:25:59,825 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [212872250] [2024-12-02 07:25:59,826 WARN L311 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2024-12-02 07:25:59,826 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1557435535] [2024-12-02 07:25:59,826 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1557435535] provided 0 perfect and 1 imperfect interpolant sequences [2024-12-02 07:25:59,826 INFO L185 FreeRefinementEngine]: Found 0 perfect and 1 imperfect interpolant sequences. [2024-12-02 07:25:59,826 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5] total 5 [2024-12-02 07:25:59,826 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922466227] [2024-12-02 07:25:59,826 INFO L85 oduleStraightlineAll]: Using 1 imperfect interpolants to construct interpolant automaton [2024-12-02 07:25:59,826 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-12-02 07:25:59,827 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-12-02 07:25:59,827 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-12-02 07:25:59,827 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=35, Unknown=0, NotChecked=0, Total=56 [2024-12-02 07:25:59,827 INFO L87 Difference]: Start difference. First operand 310 states and 438 transitions. Second operand has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 5 states have internal predecessors, (64), 2 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-12-02 07:26:00,193 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:26:00,193 INFO L93 Difference]: Finished difference Result 581 states and 812 transitions. [2024-12-02 07:26:00,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2024-12-02 07:26:00,194 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 5 states have internal predecessors, (64), 2 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 210 [2024-12-02 07:26:00,194 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:26:00,197 INFO L225 Difference]: With dead ends: 581 [2024-12-02 07:26:00,197 INFO L226 Difference]: Without dead ends: 339 [2024-12-02 07:26:00,198 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 310 GetRequests, 300 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=52, Invalid=80, Unknown=0, NotChecked=0, Total=132 [2024-12-02 07:26:00,199 INFO L435 NwaCegarLoop]: 116 mSDtfsCounter, 54 mSDsluCounter, 429 mSDsCounter, 0 mSdLazyCounter, 217 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 71 SdHoareTripleChecker+Valid, 545 SdHoareTripleChecker+Invalid, 229 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 217 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2024-12-02 07:26:00,199 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [71 Valid, 545 Invalid, 229 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 217 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2024-12-02 07:26:00,200 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339 states. [2024-12-02 07:26:00,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 339 to 314. [2024-12-02 07:26:00,270 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 314 states, 210 states have (on average 1.2095238095238094) internal successors, (254), 210 states have internal predecessors, (254), 93 states have call successors, (93), 10 states have call predecessors, (93), 10 states have return successors, (93), 93 states have call predecessors, (93), 93 states have call successors, (93) [2024-12-02 07:26:00,274 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 314 states to 314 states and 440 transitions. [2024-12-02 07:26:00,275 INFO L78 Accepts]: Start accepts. Automaton has 314 states and 440 transitions. Word has length 210 [2024-12-02 07:26:00,275 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:26:00,275 INFO L471 AbstractCegarLoop]: Abstraction has 314 states and 440 transitions. [2024-12-02 07:26:00,276 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 10.666666666666666) internal successors, (64), 5 states have internal predecessors, (64), 2 states have call successors, (31), 2 states have call predecessors, (31), 3 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-12-02 07:26:00,276 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 440 transitions. [2024-12-02 07:26:00,280 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 211 [2024-12-02 07:26:00,280 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:26:00,280 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:26:00,293 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-12-02 07:26:00,480 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 07:26:00,481 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:26:00,481 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:26:00,481 INFO L85 PathProgramCache]: Analyzing trace with hash 1469884575, now seen corresponding path program 1 times [2024-12-02 07:26:00,482 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-12-02 07:26:00,482 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1376219571] [2024-12-02 07:26:00,482 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:26:00,482 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-12-02 07:26:00,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unknown [2024-12-02 07:26:00,662 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [871274211] [2024-12-02 07:26:00,662 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:26:00,663 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 07:26:00,663 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 07:26:00,666 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-12-02 07:26:00,669 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-12-02 07:26:00,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 07:26:00,888 INFO L357 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-12-02 07:26:01,070 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-12-02 07:26:01,246 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-12-02 07:26:01,246 INFO L340 BasicCegarLoop]: Counterexample is feasible [2024-12-02 07:26:01,247 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION (0 of 1 remaining) [2024-12-02 07:26:01,262 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-12-02 07:26:01,449 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-12-02 07:26:01,453 INFO L422 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:26:01,584 INFO L170 ceAbstractionStarter]: Computing trace abstraction results [2024-12-02 07:26:01,588 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 07:26:01 BoogieIcfgContainer [2024-12-02 07:26:01,588 INFO L131 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2024-12-02 07:26:01,588 INFO L112 PluginConnector]: ------------------------Witness Printer---------------------------- [2024-12-02 07:26:01,589 INFO L270 PluginConnector]: Initializing Witness Printer... [2024-12-02 07:26:01,589 INFO L274 PluginConnector]: Witness Printer initialized [2024-12-02 07:26:01,589 INFO L184 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:25:48" (3/4) ... [2024-12-02 07:26:01,592 INFO L149 WitnessPrinter]: No result that supports witness generation found [2024-12-02 07:26:01,593 INFO L131 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2024-12-02 07:26:01,594 INFO L158 Benchmark]: Toolchain (without parser) took 13738.29ms. Allocated memory was 117.4MB in the beginning and 243.3MB in the end (delta: 125.8MB). Free memory was 92.3MB in the beginning and 112.7MB in the end (delta: -20.4MB). Peak memory consumption was 103.6MB. Max. memory is 16.1GB. [2024-12-02 07:26:01,594 INFO L158 Benchmark]: CDTParser took 0.31ms. Allocated memory is still 117.4MB. Free memory was 73.4MB in the beginning and 73.3MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 07:26:01,594 INFO L158 Benchmark]: CACSL2BoogieTranslator took 257.09ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 76.0MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2024-12-02 07:26:01,595 INFO L158 Benchmark]: Boogie Procedure Inliner took 45.01ms. Allocated memory is still 117.4MB. Free memory was 76.0MB in the beginning and 71.8MB in the end (delta: 4.2MB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 07:26:01,595 INFO L158 Benchmark]: Boogie Preprocessor took 55.79ms. Allocated memory is still 117.4MB. Free memory was 71.7MB in the beginning and 66.5MB in the end (delta: 5.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. [2024-12-02 07:26:01,595 INFO L158 Benchmark]: RCFGBuilder took 647.86ms. Allocated memory is still 117.4MB. Free memory was 66.5MB in the beginning and 89.4MB in the end (delta: -22.9MB). Peak memory consumption was 30.6MB. Max. memory is 16.1GB. [2024-12-02 07:26:01,595 INFO L158 Benchmark]: TraceAbstraction took 12722.12ms. Allocated memory was 117.4MB in the beginning and 243.3MB in the end (delta: 125.8MB). Free memory was 88.8MB in the beginning and 112.7MB in the end (delta: -23.8MB). Peak memory consumption was 98.2MB. Max. memory is 16.1GB. [2024-12-02 07:26:01,596 INFO L158 Benchmark]: Witness Printer took 4.49ms. Allocated memory is still 243.3MB. Free memory was 112.7MB in the beginning and 112.7MB in the end (delta: 25.5kB). There was no memory consumed. Max. memory is 16.1GB. [2024-12-02 07:26:01,598 INFO L338 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.31ms. Allocated memory is still 117.4MB. Free memory was 73.4MB in the beginning and 73.3MB in the end (delta: 83.9kB). There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 257.09ms. Allocated memory is still 117.4MB. Free memory was 92.3MB in the beginning and 76.0MB in the end (delta: 16.3MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 45.01ms. Allocated memory is still 117.4MB. Free memory was 76.0MB in the beginning and 71.8MB in the end (delta: 4.2MB). There was no memory consumed. Max. memory is 16.1GB. * Boogie Preprocessor took 55.79ms. Allocated memory is still 117.4MB. Free memory was 71.7MB in the beginning and 66.5MB in the end (delta: 5.2MB). Peak memory consumption was 8.4MB. Max. memory is 16.1GB. * RCFGBuilder took 647.86ms. Allocated memory is still 117.4MB. Free memory was 66.5MB in the beginning and 89.4MB in the end (delta: -22.9MB). Peak memory consumption was 30.6MB. Max. memory is 16.1GB. * TraceAbstraction took 12722.12ms. Allocated memory was 117.4MB in the beginning and 243.3MB in the end (delta: 125.8MB). Free memory was 88.8MB in the beginning and 112.7MB in the end (delta: -23.8MB). Peak memory consumption was 98.2MB. Max. memory is 16.1GB. * Witness Printer took 4.49ms. Allocated memory is still 243.3MB. Free memory was 112.7MB in the beginning and 112.7MB in the end (delta: 25.5kB). There was no memory consumed. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - UnprovableResult [Line: 19]: Unable to prove that a call to reach_error is unreachable Unable to prove that a call to reach_error is unreachable Reason: overapproximation of shiftLeft at line 111, overapproximation of someBinaryFLOATComparisonOperation at line 150, overapproximation of someBinaryFLOATComparisonOperation at line 91, overapproximation of someBinaryFLOATComparisonOperation at line 117, overapproximation of someBinaryFLOATComparisonOperation at line 203, overapproximation of someBinaryFLOATComparisonOperation at line 154, overapproximation of someBinaryFLOATComparisonOperation at line 152, overapproximation of someBinaryFLOATComparisonOperation at line 180, overapproximation of someBinaryFLOATComparisonOperation at line 203, overapproximation of someBinaryFLOATComparisonOperation at line 99, overapproximation of someBinaryFLOATComparisonOperation at line 182, overapproximation of someBinaryFLOATComparisonOperation at line 184, overapproximation of someBinaryArithmeticFLOAToperation at line 117, overapproximation of someUnaryFLOAToperation at line 117. Possible FailurePath: [L21] unsigned char isInitial = 0; [L22] unsigned char var_1_1 = 0; [L23] unsigned char var_1_8 = 0; [L24] unsigned long int var_1_9 = 10; [L25] float var_1_10 = 99.5; [L26] float var_1_11 = 5.6; [L27] float var_1_12 = 255.5; [L28] float var_1_13 = 31.25; [L29] signed short int var_1_14 = 32; [L30] unsigned long int var_1_15 = 16; [L31] unsigned char var_1_16 = 1; [L32] unsigned char var_1_17 = 5; [L33] unsigned char var_1_18 = 50; [L34] unsigned char var_1_19 = 50; [L35] signed char var_1_20 = 1; [L36] signed char var_1_21 = -10; [L37] float var_1_22 = 0.5; [L38] signed char var_1_23 = 100; [L39] signed short int var_1_24 = 2; [L40] unsigned short int var_1_31 = 8; [L41] unsigned char var_1_32 = 64; [L42] unsigned char var_1_33 = 1; [L43] unsigned char var_1_34 = 0; [L44] float var_1_35 = 32.4; [L45] float var_1_36 = 8.5; [L46] float var_1_37 = 7.5; [L47] float var_1_38 = 3.2; [L48] unsigned char var_1_39 = 16; [L49] unsigned char var_1_40 = 5; [L50] signed short int var_1_41 = -2; [L51] unsigned char var_1_42 = 10; [L52] unsigned char var_1_43 = 4; [L53] unsigned char var_1_44 = 64; [L54] signed long int var_1_45 = -25; [L55] unsigned char last_1_var_1_1 = 0; [L56] unsigned long int last_1_var_1_9 = 10; [L57] signed short int last_1_var_1_14 = 32; [L58] unsigned char last_1_var_1_16 = 1; [L59] signed char last_1_var_1_20 = 1; VAL [isInitial=0, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=0, var_1_9=10] [L207] isInitial = 1 [L208] FCALL initially() [L210] CALL updateLastVariables() [L196] last_1_var_1_1 = var_1_1 [L197] last_1_var_1_9 = var_1_9 [L198] last_1_var_1_14 = var_1_14 [L199] last_1_var_1_16 = var_1_16 [L200] last_1_var_1_20 = var_1_20 VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=0, var_1_9=10] [L210] RET updateLastVariables() [L211] CALL updateVariables() [L146] var_1_8 = __VERIFIER_nondet_uchar() [L147] CALL assume_abort_if_not(var_1_8 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L147] RET assume_abort_if_not(var_1_8 >= 1) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L148] CALL assume_abort_if_not(var_1_8 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L148] RET assume_abort_if_not(var_1_8 <= 1) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_11=28/5, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L149] var_1_11 = __VERIFIER_nondet_float() [L150] CALL assume_abort_if_not((var_1_11 >= -461168.6018427382800e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L150] RET assume_abort_if_not((var_1_11 >= -461168.6018427382800e+13F && var_1_11 <= -1.0e-20F) || (var_1_11 <= 4611686.018427382800e+12F && var_1_11 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_12=511/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L151] var_1_12 = __VERIFIER_nondet_float() [L152] CALL assume_abort_if_not((var_1_12 >= -461168.6018427382800e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 4611686.018427382800e+12F && var_1_12 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L152] RET assume_abort_if_not((var_1_12 >= -461168.6018427382800e+13F && var_1_12 <= -1.0e-20F) || (var_1_12 <= 4611686.018427382800e+12F && var_1_12 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_13=125/4, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L153] var_1_13 = __VERIFIER_nondet_float() [L154] CALL assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L154] RET assume_abort_if_not((var_1_13 >= -922337.2036854765600e+13F && var_1_13 <= -1.0e-20F) || (var_1_13 <= 9223372.036854765600e+12F && var_1_13 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=16, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L155] var_1_15 = __VERIFIER_nondet_ulong() [L156] CALL assume_abort_if_not(var_1_15 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L156] RET assume_abort_if_not(var_1_15 >= 0) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L157] CALL assume_abort_if_not(var_1_15 <= 4294967295) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L157] RET assume_abort_if_not(var_1_15 <= 4294967295) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L158] CALL assume_abort_if_not(var_1_15 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L158] RET assume_abort_if_not(var_1_15 != 0) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=5, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L159] var_1_17 = __VERIFIER_nondet_uchar() [L160] CALL assume_abort_if_not(var_1_17 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L160] RET assume_abort_if_not(var_1_17 >= 0) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L161] CALL assume_abort_if_not(var_1_17 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L161] RET assume_abort_if_not(var_1_17 <= 255) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L162] CALL assume_abort_if_not(var_1_17 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L162] RET assume_abort_if_not(var_1_17 != 0) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=50, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L163] var_1_18 = __VERIFIER_nondet_uchar() [L164] CALL assume_abort_if_not(var_1_18 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L164] RET assume_abort_if_not(var_1_18 >= 0) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L165] CALL assume_abort_if_not(var_1_18 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L165] RET assume_abort_if_not(var_1_18 <= 254) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=50, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L166] var_1_19 = __VERIFIER_nondet_uchar() [L167] CALL assume_abort_if_not(var_1_19 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L167] RET assume_abort_if_not(var_1_19 >= 0) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L168] CALL assume_abort_if_not(var_1_19 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L168] RET assume_abort_if_not(var_1_19 <= 254) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=-10, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L169] var_1_21 = __VERIFIER_nondet_char() [L170] CALL assume_abort_if_not(var_1_21 >= -127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L170] RET assume_abort_if_not(var_1_21 >= -127) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L171] CALL assume_abort_if_not(var_1_21 <= 126) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L171] RET assume_abort_if_not(var_1_21 <= 126) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=64, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L172] var_1_32 = __VERIFIER_nondet_uchar() [L173] CALL assume_abort_if_not(var_1_32 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L173] RET assume_abort_if_not(var_1_32 >= 0) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L174] CALL assume_abort_if_not(var_1_32 <= 255) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L174] RET assume_abort_if_not(var_1_32 <= 255) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L175] CALL assume_abort_if_not(var_1_32 != 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=3, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=3, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L175] RET assume_abort_if_not(var_1_32 != 0) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=3, var_1_33=1, var_1_34=0, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L176] var_1_34 = __VERIFIER_nondet_uchar() [L177] CALL assume_abort_if_not(var_1_34 >= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L177] RET assume_abort_if_not(var_1_34 >= 1) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L178] CALL assume_abort_if_not(var_1_34 <= 1) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L178] RET assume_abort_if_not(var_1_34 <= 1) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_36=17/2, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L179] var_1_36 = __VERIFIER_nondet_float() [L180] CALL assume_abort_if_not((var_1_36 >= 0.0F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 4611686.018427382800e+12F && var_1_36 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L180] RET assume_abort_if_not((var_1_36 >= 0.0F && var_1_36 <= -1.0e-20F) || (var_1_36 <= 4611686.018427382800e+12F && var_1_36 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_37=15/2, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L181] var_1_37 = __VERIFIER_nondet_float() [L182] CALL assume_abort_if_not((var_1_37 >= 0.0F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 4611686.018427382800e+12F && var_1_37 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L182] RET assume_abort_if_not((var_1_37 >= 0.0F && var_1_37 <= -1.0e-20F) || (var_1_37 <= 4611686.018427382800e+12F && var_1_37 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_38=16/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L183] var_1_38 = __VERIFIER_nondet_float() [L184] CALL assume_abort_if_not((var_1_38 >= -461168.6018427382800e+13F && var_1_38 <= -1.0e-20F) || (var_1_38 <= 4611686.018427382800e+12F && var_1_38 >= 1.0e-20F )) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L184] RET assume_abort_if_not((var_1_38 >= -461168.6018427382800e+13F && var_1_38 <= -1.0e-20F) || (var_1_38 <= 4611686.018427382800e+12F && var_1_38 >= 1.0e-20F )) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=5, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L185] var_1_40 = __VERIFIER_nondet_uchar() [L186] CALL assume_abort_if_not(var_1_40 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L186] RET assume_abort_if_not(var_1_40 >= 0) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L187] CALL assume_abort_if_not(var_1_40 <= 254) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=0, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=0, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L187] RET assume_abort_if_not(var_1_40 <= 254) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=0, var_1_41=-2, var_1_42=10, var_1_43=4, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L188] var_1_43 = __VERIFIER_nondet_uchar() [L189] CALL assume_abort_if_not(var_1_43 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=0, var_1_41=-2, var_1_42=10, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=0, var_1_41=-2, var_1_42=10, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L189] RET assume_abort_if_not(var_1_43 >= 0) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=0, var_1_41=-2, var_1_42=10, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L190] CALL assume_abort_if_not(var_1_43 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=0, var_1_41=-2, var_1_42=10, var_1_43=0, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=0, var_1_41=-2, var_1_42=10, var_1_43=0, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L190] RET assume_abort_if_not(var_1_43 <= 127) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=0, var_1_41=-2, var_1_42=10, var_1_43=0, var_1_44=64, var_1_45=-25, var_1_8=1, var_1_9=10] [L191] var_1_44 = __VERIFIER_nondet_uchar() [L192] CALL assume_abort_if_not(var_1_44 >= 0) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=0, var_1_41=-2, var_1_42=10, var_1_43=0, var_1_45=-25, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=0, var_1_41=-2, var_1_42=10, var_1_43=0, var_1_45=-25, var_1_8=1, var_1_9=10] [L192] RET assume_abort_if_not(var_1_44 >= 0) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=0, var_1_41=-2, var_1_42=10, var_1_43=0, var_1_45=-25, var_1_8=1, var_1_9=10] [L193] CALL assume_abort_if_not(var_1_44 <= 127) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=0, var_1_41=-2, var_1_42=10, var_1_43=0, var_1_44=0, var_1_45=-25, var_1_8=1, var_1_9=10] [L20] COND FALSE !(!cond) VAL [\old(cond)=1, isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=0, var_1_41=-2, var_1_42=10, var_1_43=0, var_1_44=0, var_1_45=-25, var_1_8=1, var_1_9=10] [L193] RET assume_abort_if_not(var_1_44 <= 127) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=2, var_1_31=8, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=0, var_1_41=-2, var_1_42=10, var_1_43=0, var_1_44=0, var_1_45=-25, var_1_8=1, var_1_9=10] [L211] RET updateVariables() [L212] CALL step() [L63] COND FALSE !(\read(var_1_1)) [L70] var_1_24 = var_1_20 VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=1, var_1_31=8, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=0, var_1_41=-2, var_1_42=10, var_1_43=0, var_1_44=0, var_1_45=-25, var_1_8=1, var_1_9=10] [L72] COND TRUE var_1_23 >= var_1_20 VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=1, var_1_31=8, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=0, var_1_41=-2, var_1_42=10, var_1_43=0, var_1_44=0, var_1_45=-25, var_1_8=1, var_1_9=10] [L73] COND FALSE !((4 % var_1_32) > var_1_23) [L76] var_1_31 = var_1_32 VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=1, var_1_31=3, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=0, var_1_41=-2, var_1_42=10, var_1_43=0, var_1_44=0, var_1_45=-25, var_1_8=1, var_1_9=10] [L79] var_1_33 = var_1_34 VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=1, var_1_31=3, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=0, var_1_41=-2, var_1_42=10, var_1_43=0, var_1_44=0, var_1_45=-25, var_1_8=1, var_1_9=10] [L80] COND FALSE !(var_1_16 >= var_1_23) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=1, var_1_31=3, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=0, var_1_41=-2, var_1_42=10, var_1_43=0, var_1_44=0, var_1_45=-25, var_1_8=1, var_1_9=10] [L83] COND FALSE !(var_1_1 || var_1_1) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=1, var_1_31=3, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=0, var_1_41=-2, var_1_42=10, var_1_43=0, var_1_44=0, var_1_45=-25, var_1_8=1, var_1_9=10] [L86] COND TRUE \read(var_1_34) [L87] var_1_41 = ((((var_1_40) < 0 ) ? -(var_1_40) : (var_1_40))) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=1, var_1_31=3, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=0, var_1_41=0, var_1_42=10, var_1_43=0, var_1_44=0, var_1_45=-25, var_1_8=1, var_1_9=10] [L91] COND TRUE var_1_10 <= ((((var_1_38) < 0 ) ? -(var_1_38) : (var_1_38))) [L92] var_1_42 = (((((((var_1_43 + var_1_44) < 0 ) ? -(var_1_43 + var_1_44) : (var_1_43 + var_1_44))) < 0 ) ? -((((var_1_43 + var_1_44) < 0 ) ? -(var_1_43 + var_1_44) : (var_1_43 + var_1_44))) : ((((var_1_43 + var_1_44) < 0 ) ? -(var_1_43 + var_1_44) : (var_1_43 + var_1_44))))) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=1, var_1_31=3, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=0, var_1_41=0, var_1_42=0, var_1_43=0, var_1_44=0, var_1_45=-25, var_1_8=1, var_1_9=10] [L94] COND FALSE !((var_1_14 / var_1_32) >= var_1_23) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=1, var_1_31=3, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=0, var_1_41=0, var_1_42=0, var_1_43=0, var_1_44=0, var_1_45=-25, var_1_8=1, var_1_9=10] [L99] COND TRUE ((((var_1_37) < 0 ) ? -(var_1_37) : (var_1_37))) < (var_1_22 * var_1_10) [L100] var_1_45 = 4 VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=1, var_1_31=3, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=0, var_1_41=0, var_1_42=0, var_1_43=0, var_1_44=0, var_1_45=4, var_1_8=1, var_1_9=10] [L103] unsigned char stepLocal_1 = last_1_var_1_14 > (last_1_var_1_16 - last_1_var_1_16); [L104] signed long int stepLocal_0 = last_1_var_1_20 * last_1_var_1_20; VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, stepLocal_0=1, stepLocal_1=1, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=1, var_1_31=3, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=0, var_1_41=0, var_1_42=0, var_1_43=0, var_1_44=0, var_1_45=4, var_1_8=1, var_1_9=10] [L105] COND FALSE !(stepLocal_0 == last_1_var_1_14) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, stepLocal_1=1, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=1, var_1_31=3, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=0, var_1_41=0, var_1_42=0, var_1_43=0, var_1_44=0, var_1_45=4, var_1_8=1, var_1_9=10] [L110] unsigned long int stepLocal_6 = ((((var_1_15) > (last_1_var_1_9)) ? (var_1_15) : (last_1_var_1_9))) / var_1_17; VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, stepLocal_1=1, stepLocal_6=1, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=1, var_1_31=3, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=0, var_1_41=0, var_1_42=0, var_1_43=0, var_1_44=0, var_1_45=4, var_1_8=1, var_1_9=10] [L111] EXPR 256u << last_1_var_1_16 VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, stepLocal_1=1, stepLocal_6=1, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=1, var_1_31=3, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=0, var_1_41=0, var_1_42=0, var_1_43=0, var_1_44=0, var_1_45=4, var_1_8=1, var_1_9=10] [L111] COND TRUE stepLocal_6 <= (256u << last_1_var_1_16) [L112] var_1_16 = ((((var_1_18) > (var_1_19)) ? (var_1_18) : (var_1_19))) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, stepLocal_1=1, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=1, var_1_31=3, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=0, var_1_41=0, var_1_42=0, var_1_43=0, var_1_44=0, var_1_45=4, var_1_8=1, var_1_9=10] [L114] unsigned char stepLocal_5 = var_1_16 != var_1_16; [L115] unsigned char stepLocal_4 = var_1_8; VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, stepLocal_1=1, stepLocal_4=1, stepLocal_5=0, var_1_10=199/2, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=1, var_1_31=3, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=0, var_1_41=0, var_1_42=0, var_1_43=0, var_1_44=0, var_1_45=4, var_1_8=1, var_1_9=10] [L116] COND TRUE (! var_1_1) || stepLocal_4 [L117] var_1_10 = (((((var_1_11 + var_1_12)) < (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))))) ? ((var_1_11 + var_1_12)) : (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13)))))) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, stepLocal_1=1, stepLocal_5=0, var_1_10=2, var_1_13=0, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=1, var_1_21=0, var_1_22=1/2, var_1_23=100, var_1_24=1, var_1_31=3, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=0, var_1_41=0, var_1_42=0, var_1_43=0, var_1_44=0, var_1_45=4, var_1_8=1, var_1_9=10] [L125] var_1_20 = var_1_21 [L126] var_1_22 = var_1_12 [L127] var_1_23 = var_1_21 VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, stepLocal_1=1, stepLocal_5=0, var_1_10=2, var_1_12=3, var_1_13=0, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=3, var_1_23=0, var_1_24=1, var_1_31=3, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=0, var_1_41=0, var_1_42=0, var_1_43=0, var_1_44=0, var_1_45=4, var_1_8=1, var_1_9=10] [L128] COND FALSE !(\read(var_1_1)) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, stepLocal_1=1, stepLocal_5=0, var_1_10=2, var_1_12=3, var_1_13=0, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=3, var_1_23=0, var_1_24=1, var_1_31=3, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=0, var_1_41=0, var_1_42=0, var_1_43=0, var_1_44=0, var_1_45=4, var_1_8=1, var_1_9=10] [L131] EXPR (var_1_16 / var_1_15) & var_1_16 VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, stepLocal_1=1, stepLocal_5=0, var_1_10=2, var_1_12=3, var_1_13=0, var_1_14=32, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=3, var_1_23=0, var_1_24=1, var_1_31=3, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=0, var_1_41=0, var_1_42=0, var_1_43=0, var_1_44=0, var_1_45=4, var_1_8=1, var_1_9=10] [L131] COND TRUE ((var_1_16 / var_1_15) & var_1_16) >= var_1_20 [L132] var_1_14 = var_1_16 VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, stepLocal_1=1, stepLocal_5=0, var_1_10=2, var_1_12=3, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=3, var_1_23=0, var_1_24=1, var_1_31=3, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=0, var_1_41=0, var_1_42=0, var_1_43=0, var_1_44=0, var_1_45=4, var_1_8=1, var_1_9=10] [L137] unsigned char stepLocal_3 = var_1_20 != var_1_14; [L138] signed long int stepLocal_2 = (((var_1_16) < (0)) ? (var_1_16) : (0)); VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, stepLocal_1=1, stepLocal_2=0, stepLocal_3=1, stepLocal_5=0, var_1_10=2, var_1_12=3, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=3, var_1_23=0, var_1_24=1, var_1_31=3, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=0, var_1_41=0, var_1_42=0, var_1_43=0, var_1_44=0, var_1_45=4, var_1_8=1, var_1_9=10] [L139] COND TRUE (var_1_1 || (var_1_16 <= var_1_14)) || stepLocal_3 VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, stepLocal_1=1, stepLocal_2=0, stepLocal_5=0, var_1_10=2, var_1_12=3, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=3, var_1_23=0, var_1_24=1, var_1_31=3, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=0, var_1_41=0, var_1_42=0, var_1_43=0, var_1_44=0, var_1_45=4, var_1_8=1, var_1_9=10] [L140] COND FALSE !(stepLocal_2 <= (-5 + var_1_16)) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, stepLocal_1=1, stepLocal_5=0, var_1_10=2, var_1_12=3, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=3, var_1_23=0, var_1_24=1, var_1_31=3, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=0, var_1_41=0, var_1_42=0, var_1_43=0, var_1_44=0, var_1_45=4, var_1_8=1, var_1_9=10] [L212] RET step() [L213] CALL, EXPR property() [L203] EXPR (((((last_1_var_1_20 * last_1_var_1_20) == last_1_var_1_14) ? (((last_1_var_1_14 > (last_1_var_1_16 - last_1_var_1_16)) && last_1_var_1_1) ? (var_1_1 == ((unsigned char) var_1_8)) : 1) : 1) && (((var_1_1 || (var_1_16 <= var_1_14)) || (var_1_20 != var_1_14)) ? ((((((var_1_16) < (0)) ? (var_1_16) : (0))) <= (-5 + var_1_16)) ? (var_1_9 == ((unsigned long int) var_1_16)) : 1) : 1)) && (((! var_1_1) || var_1_8) ? (var_1_10 == ((float) (((((var_1_11 + var_1_12)) < (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))))) ? ((var_1_11 + var_1_12)) : (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13)))))))) : (((var_1_11 < var_1_12) || (var_1_16 != var_1_16)) ? (var_1_10 == ((float) var_1_13)) : (var_1_10 == ((float) var_1_12))))) && (var_1_1 ? (var_1_14 == ((signed short int) ((((var_1_23) > (var_1_16)) ? (var_1_23) : (var_1_16))))) : ((((var_1_16 / var_1_15) & var_1_16) >= var_1_20) ? (var_1_14 == ((signed short int) var_1_16)) : (var_1_14 == ((signed short int) -128)))) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=2, var_1_12=3, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=3, var_1_23=0, var_1_24=1, var_1_31=3, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=0, var_1_41=0, var_1_42=0, var_1_43=0, var_1_44=0, var_1_45=4, var_1_8=1, var_1_9=10] [L203] EXPR ((((((last_1_var_1_20 * last_1_var_1_20) == last_1_var_1_14) ? (((last_1_var_1_14 > (last_1_var_1_16 - last_1_var_1_16)) && last_1_var_1_1) ? (var_1_1 == ((unsigned char) var_1_8)) : 1) : 1) && (((var_1_1 || (var_1_16 <= var_1_14)) || (var_1_20 != var_1_14)) ? ((((((var_1_16) < (0)) ? (var_1_16) : (0))) <= (-5 + var_1_16)) ? (var_1_9 == ((unsigned long int) var_1_16)) : 1) : 1)) && (((! var_1_1) || var_1_8) ? (var_1_10 == ((float) (((((var_1_11 + var_1_12)) < (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))))) ? ((var_1_11 + var_1_12)) : (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13)))))))) : (((var_1_11 < var_1_12) || (var_1_16 != var_1_16)) ? (var_1_10 == ((float) var_1_13)) : (var_1_10 == ((float) var_1_12))))) && (var_1_1 ? (var_1_14 == ((signed short int) ((((var_1_23) > (var_1_16)) ? (var_1_23) : (var_1_16))))) : ((((var_1_16 / var_1_15) & var_1_16) >= var_1_20) ? (var_1_14 == ((signed short int) var_1_16)) : (var_1_14 == ((signed short int) -128))))) && (((((((var_1_15) > (last_1_var_1_9)) ? (var_1_15) : (last_1_var_1_9))) / var_1_17) <= (256u << last_1_var_1_16)) ? (var_1_16 == ((unsigned char) ((((var_1_18) > (var_1_19)) ? (var_1_18) : (var_1_19))))) : 1) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=2, var_1_12=3, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=3, var_1_23=0, var_1_24=1, var_1_31=3, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=0, var_1_41=0, var_1_42=0, var_1_43=0, var_1_44=0, var_1_45=4, var_1_8=1, var_1_9=10] [L203-L204] return (((((((((last_1_var_1_20 * last_1_var_1_20) == last_1_var_1_14) ? (((last_1_var_1_14 > (last_1_var_1_16 - last_1_var_1_16)) && last_1_var_1_1) ? (var_1_1 == ((unsigned char) var_1_8)) : 1) : 1) && (((var_1_1 || (var_1_16 <= var_1_14)) || (var_1_20 != var_1_14)) ? ((((((var_1_16) < (0)) ? (var_1_16) : (0))) <= (-5 + var_1_16)) ? (var_1_9 == ((unsigned long int) var_1_16)) : 1) : 1)) && (((! var_1_1) || var_1_8) ? (var_1_10 == ((float) (((((var_1_11 + var_1_12)) < (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13))))) ? ((var_1_11 + var_1_12)) : (((((var_1_13) < 0 ) ? -(var_1_13) : (var_1_13)))))))) : (((var_1_11 < var_1_12) || (var_1_16 != var_1_16)) ? (var_1_10 == ((float) var_1_13)) : (var_1_10 == ((float) var_1_12))))) && (var_1_1 ? (var_1_14 == ((signed short int) ((((var_1_23) > (var_1_16)) ? (var_1_23) : (var_1_16))))) : ((((var_1_16 / var_1_15) & var_1_16) >= var_1_20) ? (var_1_14 == ((signed short int) var_1_16)) : (var_1_14 == ((signed short int) -128))))) && (((((((var_1_15) > (last_1_var_1_9)) ? (var_1_15) : (last_1_var_1_9))) / var_1_17) <= (256u << last_1_var_1_16)) ? (var_1_16 == ((unsigned char) ((((var_1_18) > (var_1_19)) ? (var_1_18) : (var_1_19))))) : 1)) && (var_1_20 == ((signed char) var_1_21))) && (var_1_22 == ((float) var_1_12))) && (var_1_23 == ((signed char) var_1_21)) ; [L213] RET, EXPR property() [L213] CALL __VERIFIER_assert(property()) [L19] COND TRUE !(cond) VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=2, var_1_12=3, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=3, var_1_23=0, var_1_24=1, var_1_31=3, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=0, var_1_41=0, var_1_42=0, var_1_43=0, var_1_44=0, var_1_45=4, var_1_8=1, var_1_9=10] [L19] reach_error() VAL [isInitial=1, last_1_var_1_14=32, last_1_var_1_16=1, last_1_var_1_1=0, last_1_var_1_20=1, last_1_var_1_9=10, var_1_10=2, var_1_12=3, var_1_13=0, var_1_14=1, var_1_15=2, var_1_16=1, var_1_17=9, var_1_18=0, var_1_19=-255, var_1_1=0, var_1_20=0, var_1_21=0, var_1_22=3, var_1_23=0, var_1_24=1, var_1_31=3, var_1_32=3, var_1_33=1, var_1_34=1, var_1_35=162/5, var_1_39=16, var_1_40=0, var_1_41=0, var_1_42=0, var_1_43=0, var_1_44=0, var_1_45=4, var_1_8=1, var_1_9=10] - StatisticsResult: Ultimate Automizer benchmark data CFG has 2 procedures, 112 locations, 1 error locations. Started 1 CEGAR loops. OverallTime: 12.5s, OverallIterations: 11, TraceHistogramMax: 31, PathProgramHistogramMax: 1, EmptinessCheckTime: 0.1s, AutomataDifference: 5.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 2047 SdHoareTripleChecker+Valid, 3.3s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 2030 mSDsluCounter, 5607 SdHoareTripleChecker+Invalid, 2.8s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 3509 mSDsCounter, 931 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2722 IncrementalHoareTripleChecker+Invalid, 3653 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 931 mSolverCounterUnsat, 2098 mSDtfsCounter, 2722 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 1028 GetRequests, 931 SyntacticMatches, 2 SemanticMatches, 95 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1815 ImplicationChecksByTransitivity, 1.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=551occurred in iteration=8, InterpolantAutomatonStates: 93, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 10 MinimizatonAttempts, 550 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.2s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 3.7s InterpolantComputationTime, 3120 NumberOfCodeBlocks, 3120 NumberOfCodeBlocksAsserted, 15 NumberOfCheckSat, 2686 ConstructedInterpolants, 0 QuantifiedInterpolants, 6080 SizeOfPredicates, 7 NumberOfNonLiveVariables, 1470 ConjunctsInSsa, 23 ConjunctsInUnsatCore, 13 InterpolantComputations, 8 PerfectInterpolantSequences, 23967/24180 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available, ConComCheckerStatistics: No data available RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces [2024-12-02 07:26:01,628 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Ended with exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis ### Bit-precise run ### Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/config/AutomizerReach.xml -i ../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-53.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1 --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash be2e40f79fa9aafe544dbfb6b1d1f051df435db5ea0b560bd0fc960acf5ae062 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-d790fec [2024-12-02 07:26:03,820 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-12-02 07:26:03,920 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2024-12-02 07:26:03,927 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-12-02 07:26:03,927 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-12-02 07:26:03,951 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-12-02 07:26:03,951 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-12-02 07:26:03,951 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-12-02 07:26:03,952 INFO L151 SettingsManager]: Preferences of Boogie Preprocessor differ from their defaults: [2024-12-02 07:26:03,952 INFO L153 SettingsManager]: * Use memory slicer=true [2024-12-02 07:26:03,952 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-12-02 07:26:03,952 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-12-02 07:26:03,953 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-12-02 07:26:03,953 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-12-02 07:26:03,953 INFO L153 SettingsManager]: * Use SBE=true [2024-12-02 07:26:03,953 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-12-02 07:26:03,953 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-12-02 07:26:03,953 INFO L153 SettingsManager]: * sizeof long=4 [2024-12-02 07:26:03,953 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-12-02 07:26:03,953 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-12-02 07:26:03,953 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-12-02 07:26:03,954 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-12-02 07:26:03,954 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-12-02 07:26:03,954 INFO L153 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2024-12-02 07:26:03,954 INFO L153 SettingsManager]: * Use bitvectors instead of ints=true [2024-12-02 07:26:03,954 INFO L153 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2024-12-02 07:26:03,954 INFO L153 SettingsManager]: * sizeof long double=12 [2024-12-02 07:26:03,954 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-12-02 07:26:03,954 INFO L153 SettingsManager]: * Behaviour of calls to undefined functions=OVERAPPROXIMATE_BEHAVIOUR [2024-12-02 07:26:03,954 INFO L153 SettingsManager]: * Use constant arrays=true [2024-12-02 07:26:03,955 INFO L151 SettingsManager]: Preferences of IcfgBuilder differ from their defaults: [2024-12-02 07:26:03,955 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 07:26:03,955 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 07:26:03,955 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 07:26:03,955 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:26:03,955 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-12-02 07:26:03,955 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-12-02 07:26:03,955 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-12-02 07:26:03,955 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-12-02 07:26:03,955 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:26:03,956 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-12-02 07:26:03,956 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-12-02 07:26:03,956 INFO L153 SettingsManager]: * Compute procedure contracts=false [2024-12-02 07:26:03,956 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-12-02 07:26:03,956 INFO L153 SettingsManager]: * Trace refinement strategy=FOX [2024-12-02 07:26:03,956 INFO L153 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2024-12-02 07:26:03,956 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-12-02 07:26:03,956 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PETRI_NET [2024-12-02 07:26:03,957 INFO L153 SettingsManager]: * Order on configurations for Petri net unfoldings=DBO [2024-12-02 07:26:03,957 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2024-12-02 07:26:03,957 INFO L153 SettingsManager]: * Looper check in Petri net analysis=SEMANTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1 Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> be2e40f79fa9aafe544dbfb6b1d1f051df435db5ea0b560bd0fc960acf5ae062 [2024-12-02 07:26:04,214 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-12-02 07:26:04,221 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-12-02 07:26:04,224 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-12-02 07:26:04,225 INFO L270 PluginConnector]: Initializing CDTParser... [2024-12-02 07:26:04,225 INFO L274 PluginConnector]: CDTParser initialized [2024-12-02 07:26:04,227 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/../../sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-53.i [2024-12-02 07:26:07,105 INFO L533 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/data/1e6b4352b/767784cbb87644f2b2c11fbfa1ec0c7b/FLAG1d3625a4a [2024-12-02 07:26:07,322 INFO L384 CDTParser]: Found 1 translation units. [2024-12-02 07:26:07,323 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-53.i [2024-12-02 07:26:07,333 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/data/1e6b4352b/767784cbb87644f2b2c11fbfa1ec0c7b/FLAG1d3625a4a [2024-12-02 07:26:07,664 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/data/1e6b4352b/767784cbb87644f2b2c11fbfa1ec0c7b [2024-12-02 07:26:07,666 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-12-02 07:26:07,667 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-12-02 07:26:07,669 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-12-02 07:26:07,669 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-12-02 07:26:07,674 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-12-02 07:26:07,675 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:26:07" (1/1) ... [2024-12-02 07:26:07,676 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3d7547d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:26:07, skipping insertion in model container [2024-12-02 07:26:07,676 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 07:26:07" (1/1) ... [2024-12-02 07:26:07,697 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-12-02 07:26:07,839 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-53.i[919,932] [2024-12-02 07:26:07,909 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 07:26:07,923 INFO L200 MainTranslator]: Completed pre-run [2024-12-02 07:26:07,933 WARN L250 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/sv-benchmarks/c/hardness-nfm22/hardness_fillercode_fillercodestructure_filler-ps-co_file-53.i[919,932] [2024-12-02 07:26:07,976 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-12-02 07:26:07,996 INFO L204 MainTranslator]: Completed translation [2024-12-02 07:26:07,997 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:26:07 WrapperNode [2024-12-02 07:26:07,997 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-12-02 07:26:07,998 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-12-02 07:26:07,998 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-12-02 07:26:07,998 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-12-02 07:26:08,006 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:26:07" (1/1) ... [2024-12-02 07:26:08,019 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:26:07" (1/1) ... [2024-12-02 07:26:08,048 INFO L138 Inliner]: procedures = 27, calls = 44, calls flagged for inlining = 8, calls inlined = 8, statements flattened = 210 [2024-12-02 07:26:08,048 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-12-02 07:26:08,049 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-12-02 07:26:08,049 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-12-02 07:26:08,049 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-12-02 07:26:08,060 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:26:07" (1/1) ... [2024-12-02 07:26:08,060 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:26:07" (1/1) ... [2024-12-02 07:26:08,065 INFO L184 PluginConnector]: Executing the observer MemorySlicer from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:26:07" (1/1) ... [2024-12-02 07:26:08,080 INFO L175 MemorySlicer]: Split 2 memory accesses to 1 slices as follows [2]. 100 percent of accesses are in the largest equivalence class. The 2 initializations are split as follows [2]. The 0 writes are split as follows [0]. [2024-12-02 07:26:08,080 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:26:07" (1/1) ... [2024-12-02 07:26:08,081 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:26:07" (1/1) ... [2024-12-02 07:26:08,092 INFO L184 PluginConnector]: Executing the observer ReplaceArrayAssignments from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:26:07" (1/1) ... [2024-12-02 07:26:08,093 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:26:07" (1/1) ... [2024-12-02 07:26:08,098 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:26:07" (1/1) ... [2024-12-02 07:26:08,101 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:26:07" (1/1) ... [2024-12-02 07:26:08,102 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:26:07" (1/1) ... [2024-12-02 07:26:08,106 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-12-02 07:26:08,107 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-12-02 07:26:08,108 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-12-02 07:26:08,108 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-12-02 07:26:08,109 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:26:07" (1/1) ... [2024-12-02 07:26:08,115 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 [2024-12-02 07:26:08,130 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/z3 [2024-12-02 07:26:08,143 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (exit command is (exit), workingDir is null) [2024-12-02 07:26:08,148 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:4000 (1)] Waiting until timeout for monitored process [2024-12-02 07:26:08,177 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-12-02 07:26:08,177 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1#0 [2024-12-02 07:26:08,177 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2024-12-02 07:26:08,177 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2024-12-02 07:26:08,178 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-12-02 07:26:08,178 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-12-02 07:26:08,276 INFO L234 CfgBuilder]: Building ICFG [2024-12-02 07:26:08,278 INFO L260 CfgBuilder]: Building CFG for each procedure with an implementation [2024-12-02 07:26:09,791 INFO L? ?]: Removed 22 outVars from TransFormulas that were not future-live. [2024-12-02 07:26:09,791 INFO L283 CfgBuilder]: Performing block encoding [2024-12-02 07:26:09,802 INFO L307 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-12-02 07:26:09,802 INFO L312 CfgBuilder]: Removed 2 assume(true) statements. [2024-12-02 07:26:09,803 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:26:09 BoogieIcfgContainer [2024-12-02 07:26:09,803 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-12-02 07:26:09,805 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-12-02 07:26:09,806 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-12-02 07:26:09,810 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-12-02 07:26:09,810 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 07:26:07" (1/3) ... [2024-12-02 07:26:09,811 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ae654e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:26:09, skipping insertion in model container [2024-12-02 07:26:09,811 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 07:26:07" (2/3) ... [2024-12-02 07:26:09,811 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4ae654e7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 07:26:09, skipping insertion in model container [2024-12-02 07:26:09,811 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 07:26:09" (3/3) ... [2024-12-02 07:26:09,812 INFO L128 eAbstractionObserver]: Analyzing ICFG hardness_fillercode_fillercodestructure_filler-ps-co_file-53.i [2024-12-02 07:26:09,823 INFO L216 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-12-02 07:26:09,825 INFO L151 ceAbstractionStarter]: Applying trace abstraction to ICFG hardness_fillercode_fillercodestructure_filler-ps-co_file-53.i that has 2 procedures, 94 locations, 1 initial locations, 1 loop locations, and 1 error locations. [2024-12-02 07:26:09,874 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2024-12-02 07:26:09,886 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PETRI_NET, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@2b0e2a7b, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-12-02 07:26:09,886 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-12-02 07:26:09,889 INFO L276 IsEmpty]: Start isEmpty. Operand has 94 states, 60 states have (on average 1.4333333333333333) internal successors, (86), 61 states have internal predecessors, (86), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2024-12-02 07:26:09,901 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2024-12-02 07:26:09,901 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:26:09,902 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:26:09,902 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:26:09,906 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:26:09,907 INFO L85 PathProgramCache]: Analyzing trace with hash -947093788, now seen corresponding path program 1 times [2024-12-02 07:26:09,918 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 07:26:09,918 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1648039658] [2024-12-02 07:26:09,919 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:26:09,919 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 07:26:09,919 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 07:26:09,921 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 07:26:09,922 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Waiting until timeout for monitored process [2024-12-02 07:26:10,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:26:10,479 INFO L256 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 1 conjuncts are in the unsatisfiable core [2024-12-02 07:26:10,490 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:26:10,537 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 476 proven. 0 refuted. 0 times theorem prover too weak. 1384 trivial. 0 not checked. [2024-12-02 07:26:10,538 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 07:26:10,538 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 07:26:10,538 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1648039658] [2024-12-02 07:26:10,539 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1648039658] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:26:10,539 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:26:10,539 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 07:26:10,541 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1031539473] [2024-12-02 07:26:10,542 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:26:10,546 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-12-02 07:26:10,546 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 07:26:10,566 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-12-02 07:26:10,566 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 07:26:10,569 INFO L87 Difference]: Start difference. First operand has 94 states, 60 states have (on average 1.4333333333333333) internal successors, (86), 61 states have internal predecessors, (86), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) Second operand has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-12-02 07:26:10,599 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:26:10,599 INFO L93 Difference]: Finished difference Result 181 states and 321 transitions. [2024-12-02 07:26:10,600 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-12-02 07:26:10,601 INFO L78 Accepts]: Start accepts. Automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) Word has length 200 [2024-12-02 07:26:10,601 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:26:10,608 INFO L225 Difference]: With dead ends: 181 [2024-12-02 07:26:10,608 INFO L226 Difference]: Without dead ends: 90 [2024-12-02 07:26:10,612 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-12-02 07:26:10,615 INFO L435 NwaCegarLoop]: 141 mSDtfsCounter, 0 mSDsluCounter, 0 mSDsCounter, 0 mSdLazyCounter, 0 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 0 SdHoareTripleChecker+Valid, 141 SdHoareTripleChecker+Invalid, 0 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 0 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2024-12-02 07:26:10,616 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [0 Valid, 141 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 0 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2024-12-02 07:26:10,629 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 90 states. [2024-12-02 07:26:10,655 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 90 to 90. [2024-12-02 07:26:10,657 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 90 states, 57 states have (on average 1.3859649122807018) internal successors, (79), 57 states have internal predecessors, (79), 31 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 31 states have call predecessors, (31), 31 states have call successors, (31) [2024-12-02 07:26:10,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 90 states to 90 states and 141 transitions. [2024-12-02 07:26:10,664 INFO L78 Accepts]: Start accepts. Automaton has 90 states and 141 transitions. Word has length 200 [2024-12-02 07:26:10,665 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:26:10,665 INFO L471 AbstractCegarLoop]: Abstraction has 90 states and 141 transitions. [2024-12-02 07:26:10,665 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 26.0) internal successors, (52), 2 states have internal predecessors, (52), 2 states have call successors, (31), 2 states have call predecessors, (31), 2 states have return successors, (31), 2 states have call predecessors, (31), 2 states have call successors, (31) [2024-12-02 07:26:10,665 INFO L276 IsEmpty]: Start isEmpty. Operand 90 states and 141 transitions. [2024-12-02 07:26:10,669 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 201 [2024-12-02 07:26:10,669 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:26:10,670 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:26:10,681 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (2)] Ended with exit code 0 [2024-12-02 07:26:10,870 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 07:26:10,871 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:26:10,871 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:26:10,871 INFO L85 PathProgramCache]: Analyzing trace with hash 1375585942, now seen corresponding path program 1 times [2024-12-02 07:26:10,872 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 07:26:10,872 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [902727360] [2024-12-02 07:26:10,873 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:26:10,873 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 07:26:10,873 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 07:26:10,875 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 07:26:10,876 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Waiting until timeout for monitored process [2024-12-02 07:26:11,368 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:26:11,388 INFO L256 TraceCheckSpWp]: Trace formula consists of 335 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-02 07:26:11,396 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:26:13,033 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-12-02 07:26:13,033 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 07:26:13,033 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 07:26:13,033 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [902727360] [2024-12-02 07:26:13,033 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [902727360] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:26:13,033 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:26:13,034 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 07:26:13,034 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1545076582] [2024-12-02 07:26:13,034 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:26:13,036 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 07:26:13,036 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 07:26:13,037 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 07:26:13,037 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:26:13,037 INFO L87 Difference]: Start difference. First operand 90 states and 141 transitions. Second operand has 3 states, 3 states have (on average 16.0) internal successors, (48), 2 states have internal predecessors, (48), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 07:26:14,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:26:14,278 INFO L93 Difference]: Finished difference Result 253 states and 402 transitions. [2024-12-02 07:26:14,281 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 07:26:14,281 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 2 states have internal predecessors, (48), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 200 [2024-12-02 07:26:14,282 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:26:14,283 INFO L225 Difference]: With dead ends: 253 [2024-12-02 07:26:14,283 INFO L226 Difference]: Without dead ends: 166 [2024-12-02 07:26:14,284 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 199 GetRequests, 198 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:26:14,285 INFO L435 NwaCegarLoop]: 132 mSDtfsCounter, 35 mSDsluCounter, 121 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 1.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 35 SdHoareTripleChecker+Valid, 253 SdHoareTripleChecker+Invalid, 27 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 1.2s IncrementalHoareTripleChecker+Time [2024-12-02 07:26:14,285 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [35 Valid, 253 Invalid, 27 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 1.2s Time] [2024-12-02 07:26:14,286 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2024-12-02 07:26:14,316 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 149. [2024-12-02 07:26:14,317 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 149 states, 84 states have (on average 1.2976190476190477) internal successors, (109), 84 states have internal predecessors, (109), 62 states have call successors, (62), 2 states have call predecessors, (62), 2 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2024-12-02 07:26:14,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 233 transitions. [2024-12-02 07:26:14,321 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 233 transitions. Word has length 200 [2024-12-02 07:26:14,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:26:14,322 INFO L471 AbstractCegarLoop]: Abstraction has 149 states and 233 transitions. [2024-12-02 07:26:14,323 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.0) internal successors, (48), 2 states have internal predecessors, (48), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 07:26:14,323 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 233 transitions. [2024-12-02 07:26:14,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2024-12-02 07:26:14,327 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:26:14,327 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:26:14,342 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (3)] Ended with exit code 0 [2024-12-02 07:26:14,528 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 07:26:14,528 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:26:14,529 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:26:14,529 INFO L85 PathProgramCache]: Analyzing trace with hash 1021050758, now seen corresponding path program 1 times [2024-12-02 07:26:14,529 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 07:26:14,529 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [711606171] [2024-12-02 07:26:14,530 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:26:14,530 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 07:26:14,530 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 07:26:14,532 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 07:26:14,533 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Waiting until timeout for monitored process [2024-12-02 07:26:15,033 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:26:15,050 INFO L256 TraceCheckSpWp]: Trace formula consists of 337 conjuncts, 3 conjuncts are in the unsatisfiable core [2024-12-02 07:26:15,056 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:26:16,119 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-12-02 07:26:16,119 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 07:26:16,119 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 07:26:16,119 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [711606171] [2024-12-02 07:26:16,119 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [711606171] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:26:16,119 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:26:16,119 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 07:26:16,119 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [47572160] [2024-12-02 07:26:16,119 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:26:16,120 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 07:26:16,120 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 07:26:16,121 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 07:26:16,121 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:26:16,121 INFO L87 Difference]: Start difference. First operand 149 states and 233 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 2 states have internal predecessors, (49), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 07:26:16,649 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:26:16,649 INFO L93 Difference]: Finished difference Result 253 states and 400 transitions. [2024-12-02 07:26:16,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 07:26:16,651 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 2 states have internal predecessors, (49), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 201 [2024-12-02 07:26:16,652 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:26:16,653 INFO L225 Difference]: With dead ends: 253 [2024-12-02 07:26:16,653 INFO L226 Difference]: Without dead ends: 166 [2024-12-02 07:26:16,653 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:26:16,654 INFO L435 NwaCegarLoop]: 140 mSDtfsCounter, 30 mSDsluCounter, 117 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.5s Time, 0 mProtectedPredicate, 0 mProtectedAction, 30 SdHoareTripleChecker+Valid, 257 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.5s IncrementalHoareTripleChecker+Time [2024-12-02 07:26:16,654 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [30 Valid, 257 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.5s Time] [2024-12-02 07:26:16,655 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 166 states. [2024-12-02 07:26:16,672 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 166 to 151. [2024-12-02 07:26:16,672 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 151 states, 86 states have (on average 1.2906976744186047) internal successors, (111), 86 states have internal predecessors, (111), 62 states have call successors, (62), 2 states have call predecessors, (62), 2 states have return successors, (62), 62 states have call predecessors, (62), 62 states have call successors, (62) [2024-12-02 07:26:16,674 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 151 states to 151 states and 235 transitions. [2024-12-02 07:26:16,675 INFO L78 Accepts]: Start accepts. Automaton has 151 states and 235 transitions. Word has length 201 [2024-12-02 07:26:16,675 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:26:16,675 INFO L471 AbstractCegarLoop]: Abstraction has 151 states and 235 transitions. [2024-12-02 07:26:16,676 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 2 states have internal predecessors, (49), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 07:26:16,676 INFO L276 IsEmpty]: Start isEmpty. Operand 151 states and 235 transitions. [2024-12-02 07:26:16,678 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 202 [2024-12-02 07:26:16,678 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:26:16,678 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:26:16,691 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (4)] Ended with exit code 0 [2024-12-02 07:26:16,879 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 07:26:16,879 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:26:16,879 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:26:16,880 INFO L85 PathProgramCache]: Analyzing trace with hash 203402308, now seen corresponding path program 1 times [2024-12-02 07:26:16,880 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 07:26:16,880 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [666842440] [2024-12-02 07:26:16,880 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:26:16,880 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 07:26:16,880 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 07:26:16,882 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 07:26:16,883 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Waiting until timeout for monitored process [2024-12-02 07:26:17,238 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:26:17,254 INFO L256 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-02 07:26:17,258 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:26:17,599 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-12-02 07:26:17,599 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 07:26:17,599 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 07:26:17,599 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [666842440] [2024-12-02 07:26:17,600 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [666842440] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:26:17,600 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:26:17,600 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-12-02 07:26:17,600 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1056680489] [2024-12-02 07:26:17,600 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:26:17,601 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 07:26:17,601 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 07:26:17,601 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 07:26:17,602 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:26:17,602 INFO L87 Difference]: Start difference. First operand 151 states and 235 transitions. Second operand has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 2 states have internal predecessors, (49), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 07:26:18,068 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:26:18,068 INFO L93 Difference]: Finished difference Result 325 states and 507 transitions. [2024-12-02 07:26:18,069 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 07:26:18,069 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 2 states have internal predecessors, (49), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 201 [2024-12-02 07:26:18,069 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:26:18,071 INFO L225 Difference]: With dead ends: 325 [2024-12-02 07:26:18,071 INFO L226 Difference]: Without dead ends: 232 [2024-12-02 07:26:18,072 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 200 GetRequests, 199 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:26:18,072 INFO L435 NwaCegarLoop]: 133 mSDtfsCounter, 38 mSDsluCounter, 121 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.4s Time, 0 mProtectedPredicate, 0 mProtectedAction, 38 SdHoareTripleChecker+Valid, 254 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.4s IncrementalHoareTripleChecker+Time [2024-12-02 07:26:18,072 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [38 Valid, 254 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.4s Time] [2024-12-02 07:26:18,073 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 232 states. [2024-12-02 07:26:18,104 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 232 to 230. [2024-12-02 07:26:18,105 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 230 states, 133 states have (on average 1.2706766917293233) internal successors, (169), 133 states have internal predecessors, (169), 93 states have call successors, (93), 3 states have call predecessors, (93), 3 states have return successors, (93), 93 states have call predecessors, (93), 93 states have call successors, (93) [2024-12-02 07:26:18,107 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 230 states to 230 states and 355 transitions. [2024-12-02 07:26:18,108 INFO L78 Accepts]: Start accepts. Automaton has 230 states and 355 transitions. Word has length 201 [2024-12-02 07:26:18,108 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:26:18,108 INFO L471 AbstractCegarLoop]: Abstraction has 230 states and 355 transitions. [2024-12-02 07:26:18,108 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.333333333333332) internal successors, (49), 2 states have internal predecessors, (49), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 07:26:18,109 INFO L276 IsEmpty]: Start isEmpty. Operand 230 states and 355 transitions. [2024-12-02 07:26:18,111 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2024-12-02 07:26:18,111 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:26:18,111 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:26:18,120 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (5)] Ended with exit code 0 [2024-12-02 07:26:18,312 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 07:26:18,312 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:26:18,312 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:26:18,313 INFO L85 PathProgramCache]: Analyzing trace with hash 811631719, now seen corresponding path program 1 times [2024-12-02 07:26:18,313 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 07:26:18,313 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [360325528] [2024-12-02 07:26:18,313 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:26:18,313 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 07:26:18,314 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 07:26:18,315 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 07:26:18,316 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Waiting until timeout for monitored process [2024-12-02 07:26:18,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:26:18,671 INFO L256 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-12-02 07:26:18,674 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:26:18,876 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 870 proven. 30 refuted. 0 times theorem prover too weak. 960 trivial. 0 not checked. [2024-12-02 07:26:18,876 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 07:26:19,256 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 60 proven. 30 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2024-12-02 07:26:19,256 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 07:26:19,257 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [360325528] [2024-12-02 07:26:19,257 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [360325528] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 07:26:19,257 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 07:26:19,257 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 7 [2024-12-02 07:26:19,257 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [411220484] [2024-12-02 07:26:19,257 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 07:26:19,258 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-12-02 07:26:19,258 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 07:26:19,259 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-12-02 07:26:19,259 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:26:19,259 INFO L87 Difference]: Start difference. First operand 230 states and 355 transitions. Second operand has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 2 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2024-12-02 07:26:20,033 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:26:20,033 INFO L93 Difference]: Finished difference Result 418 states and 635 transitions. [2024-12-02 07:26:20,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2024-12-02 07:26:20,034 INFO L78 Accepts]: Start accepts. Automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 2 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) Word has length 202 [2024-12-02 07:26:20,035 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:26:20,037 INFO L225 Difference]: With dead ends: 418 [2024-12-02 07:26:20,038 INFO L226 Difference]: Without dead ends: 250 [2024-12-02 07:26:20,039 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 406 GetRequests, 396 SyntacticMatches, 1 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=45, Invalid=65, Unknown=0, NotChecked=0, Total=110 [2024-12-02 07:26:20,040 INFO L435 NwaCegarLoop]: 138 mSDtfsCounter, 136 mSDsluCounter, 171 mSDsCounter, 0 mSdLazyCounter, 266 mSolverCounterSat, 52 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.6s Time, 0 mProtectedPredicate, 0 mProtectedAction, 156 SdHoareTripleChecker+Valid, 309 SdHoareTripleChecker+Invalid, 318 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 52 IncrementalHoareTripleChecker+Valid, 266 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.7s IncrementalHoareTripleChecker+Time [2024-12-02 07:26:20,040 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [156 Valid, 309 Invalid, 318 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [52 Valid, 266 Invalid, 0 Unknown, 0 Unchecked, 0.7s Time] [2024-12-02 07:26:20,041 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 250 states. [2024-12-02 07:26:20,073 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 250 to 242. [2024-12-02 07:26:20,074 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 242 states, 142 states have (on average 1.2253521126760563) internal successors, (174), 142 states have internal predecessors, (174), 93 states have call successors, (93), 6 states have call predecessors, (93), 6 states have return successors, (93), 93 states have call predecessors, (93), 93 states have call successors, (93) [2024-12-02 07:26:20,077 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 242 states to 242 states and 360 transitions. [2024-12-02 07:26:20,078 INFO L78 Accepts]: Start accepts. Automaton has 242 states and 360 transitions. Word has length 202 [2024-12-02 07:26:20,078 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:26:20,079 INFO L471 AbstractCegarLoop]: Abstraction has 242 states and 360 transitions. [2024-12-02 07:26:20,079 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 8.428571428571429) internal successors, (59), 7 states have internal predecessors, (59), 2 states have call successors, (41), 2 states have call predecessors, (41), 4 states have return successors, (42), 2 states have call predecessors, (42), 2 states have call successors, (42) [2024-12-02 07:26:20,079 INFO L276 IsEmpty]: Start isEmpty. Operand 242 states and 360 transitions. [2024-12-02 07:26:20,081 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2024-12-02 07:26:20,081 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:26:20,081 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:26:20,092 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (6)] Forceful destruction successful, exit code 0 [2024-12-02 07:26:20,282 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 07:26:20,282 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:26:20,282 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:26:20,283 INFO L85 PathProgramCache]: Analyzing trace with hash -1794391835, now seen corresponding path program 1 times [2024-12-02 07:26:20,283 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 07:26:20,283 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1247112447] [2024-12-02 07:26:20,283 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:26:20,283 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 07:26:20,283 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 07:26:20,285 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 07:26:20,286 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Waiting until timeout for monitored process [2024-12-02 07:26:20,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:26:20,679 INFO L256 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 2 conjuncts are in the unsatisfiable core [2024-12-02 07:26:20,682 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:26:20,711 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-12-02 07:26:20,711 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 07:26:20,712 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 07:26:20,712 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1247112447] [2024-12-02 07:26:20,712 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1247112447] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:26:20,712 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:26:20,712 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-12-02 07:26:20,712 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2107553970] [2024-12-02 07:26:20,712 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:26:20,713 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-12-02 07:26:20,713 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 07:26:20,713 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-12-02 07:26:20,713 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:26:20,714 INFO L87 Difference]: Start difference. First operand 242 states and 360 transitions. Second operand has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 07:26:21,686 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:26:21,687 INFO L93 Difference]: Finished difference Result 513 states and 765 transitions. [2024-12-02 07:26:21,687 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-12-02 07:26:21,688 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 202 [2024-12-02 07:26:21,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:26:21,690 INFO L225 Difference]: With dead ends: 513 [2024-12-02 07:26:21,690 INFO L226 Difference]: Without dead ends: 337 [2024-12-02 07:26:21,691 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 201 GetRequests, 200 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-12-02 07:26:21,691 INFO L435 NwaCegarLoop]: 250 mSDtfsCounter, 124 mSDsluCounter, 121 mSDsCounter, 0 mSdLazyCounter, 34 mSolverCounterSat, 0 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.9s Time, 0 mProtectedPredicate, 0 mProtectedAction, 124 SdHoareTripleChecker+Valid, 371 SdHoareTripleChecker+Invalid, 34 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Valid, 34 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.9s IncrementalHoareTripleChecker+Time [2024-12-02 07:26:21,691 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [124 Valid, 371 Invalid, 34 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [0 Valid, 34 Invalid, 0 Unknown, 0 Unchecked, 0.9s Time] [2024-12-02 07:26:21,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 337 states. [2024-12-02 07:26:21,722 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 337 to 244. [2024-12-02 07:26:21,723 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 244 states, 144 states have (on average 1.2222222222222223) internal successors, (176), 144 states have internal predecessors, (176), 93 states have call successors, (93), 6 states have call predecessors, (93), 6 states have return successors, (93), 93 states have call predecessors, (93), 93 states have call successors, (93) [2024-12-02 07:26:21,725 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 244 states to 244 states and 362 transitions. [2024-12-02 07:26:21,726 INFO L78 Accepts]: Start accepts. Automaton has 244 states and 362 transitions. Word has length 202 [2024-12-02 07:26:21,726 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:26:21,727 INFO L471 AbstractCegarLoop]: Abstraction has 244 states and 362 transitions. [2024-12-02 07:26:21,727 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 07:26:21,727 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 362 transitions. [2024-12-02 07:26:21,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2024-12-02 07:26:21,728 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:26:21,728 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:26:21,738 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (7)] Ended with exit code 0 [2024-12-02 07:26:21,929 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 07:26:21,929 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:26:21,929 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:26:21,929 INFO L85 PathProgramCache]: Analyzing trace with hash -19384473, now seen corresponding path program 1 times [2024-12-02 07:26:21,930 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 07:26:21,930 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [783009618] [2024-12-02 07:26:21,930 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:26:21,930 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 07:26:21,930 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 07:26:21,931 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 07:26:21,932 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Waiting until timeout for monitored process [2024-12-02 07:26:22,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:26:22,291 INFO L256 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 7 conjuncts are in the unsatisfiable core [2024-12-02 07:26:22,294 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:26:22,666 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 960 proven. 45 refuted. 0 times theorem prover too weak. 855 trivial. 0 not checked. [2024-12-02 07:26:22,666 INFO L312 TraceCheckSpWp]: Computing backward predicates... [2024-12-02 07:26:23,062 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 45 proven. 45 refuted. 0 times theorem prover too weak. 1770 trivial. 0 not checked. [2024-12-02 07:26:23,062 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 07:26:23,062 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [783009618] [2024-12-02 07:26:23,062 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [783009618] provided 0 perfect and 2 imperfect interpolant sequences [2024-12-02 07:26:23,062 INFO L185 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2024-12-02 07:26:23,062 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 12 [2024-12-02 07:26:23,062 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1181958168] [2024-12-02 07:26:23,063 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2024-12-02 07:26:23,063 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-12-02 07:26:23,063 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 07:26:23,064 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-12-02 07:26:23,064 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=102, Unknown=0, NotChecked=0, Total=132 [2024-12-02 07:26:23,064 INFO L87 Difference]: Start difference. First operand 244 states and 362 transitions. Second operand has 12 states, 12 states have (on average 5.166666666666667) internal successors, (62), 12 states have internal predecessors, (62), 2 states have call successors, (46), 2 states have call predecessors, (46), 4 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2024-12-02 07:26:26,167 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:26:26,167 INFO L93 Difference]: Finished difference Result 561 states and 817 transitions. [2024-12-02 07:26:26,168 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2024-12-02 07:26:26,168 INFO L78 Accepts]: Start accepts. Automaton has has 12 states, 12 states have (on average 5.166666666666667) internal successors, (62), 12 states have internal predecessors, (62), 2 states have call successors, (46), 2 states have call predecessors, (46), 4 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) Word has length 202 [2024-12-02 07:26:26,169 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:26:26,171 INFO L225 Difference]: With dead ends: 561 [2024-12-02 07:26:26,171 INFO L226 Difference]: Without dead ends: 383 [2024-12-02 07:26:26,172 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 425 GetRequests, 394 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 184 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=268, Invalid=724, Unknown=0, NotChecked=0, Total=992 [2024-12-02 07:26:26,172 INFO L435 NwaCegarLoop]: 178 mSDtfsCounter, 388 mSDsluCounter, 684 mSDsCounter, 0 mSdLazyCounter, 749 mSolverCounterSat, 391 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 2.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 390 SdHoareTripleChecker+Valid, 862 SdHoareTripleChecker+Invalid, 1140 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 391 IncrementalHoareTripleChecker+Valid, 749 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 2.5s IncrementalHoareTripleChecker+Time [2024-12-02 07:26:26,173 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [390 Valid, 862 Invalid, 1140 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [391 Valid, 749 Invalid, 0 Unknown, 0 Unchecked, 2.5s Time] [2024-12-02 07:26:26,173 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 383 states. [2024-12-02 07:26:26,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 383 to 254. [2024-12-02 07:26:26,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 254 states, 151 states have (on average 1.205298013245033) internal successors, (182), 151 states have internal predecessors, (182), 93 states have call successors, (93), 9 states have call predecessors, (93), 9 states have return successors, (93), 93 states have call predecessors, (93), 93 states have call successors, (93) [2024-12-02 07:26:26,201 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 254 states to 254 states and 368 transitions. [2024-12-02 07:26:26,201 INFO L78 Accepts]: Start accepts. Automaton has 254 states and 368 transitions. Word has length 202 [2024-12-02 07:26:26,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:26:26,201 INFO L471 AbstractCegarLoop]: Abstraction has 254 states and 368 transitions. [2024-12-02 07:26:26,202 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 5.166666666666667) internal successors, (62), 12 states have internal predecessors, (62), 2 states have call successors, (46), 2 states have call predecessors, (46), 4 states have return successors, (47), 2 states have call predecessors, (47), 2 states have call successors, (47) [2024-12-02 07:26:26,202 INFO L276 IsEmpty]: Start isEmpty. Operand 254 states and 368 transitions. [2024-12-02 07:26:26,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 203 [2024-12-02 07:26:26,203 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:26:26,203 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:26:26,216 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (8)] Ended with exit code 0 [2024-12-02 07:26:26,403 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 07:26:26,404 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:26:26,404 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:26:26,404 INFO L85 PathProgramCache]: Analyzing trace with hash 1924614207, now seen corresponding path program 1 times [2024-12-02 07:26:26,404 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 07:26:26,405 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1330313072] [2024-12-02 07:26:26,405 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:26:26,405 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 07:26:26,405 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 07:26:26,407 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 07:26:26,408 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Waiting until timeout for monitored process [2024-12-02 07:26:26,786 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:26:26,804 INFO L256 TraceCheckSpWp]: Trace formula consists of 338 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-12-02 07:26:26,808 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2024-12-02 07:26:27,959 INFO L134 CoverageAnalysis]: Checked inductivity of 1860 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1860 trivial. 0 not checked. [2024-12-02 07:26:27,959 INFO L308 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-12-02 07:26:27,959 INFO L136 FreeRefinementEngine]: Strategy FOX found an infeasible trace [2024-12-02 07:26:27,959 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1330313072] [2024-12-02 07:26:27,959 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleMathsat [1330313072] provided 1 perfect and 0 imperfect interpolant sequences [2024-12-02 07:26:27,960 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-12-02 07:26:27,960 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-12-02 07:26:27,960 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1359645560] [2024-12-02 07:26:27,960 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-12-02 07:26:27,960 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-12-02 07:26:27,960 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FOX [2024-12-02 07:26:27,961 INFO L144 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-12-02 07:26:27,961 INFO L146 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2024-12-02 07:26:27,961 INFO L87 Difference]: Start difference. First operand 254 states and 368 transitions. Second operand has 5 states, 5 states have (on average 10.0) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 07:26:28,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2024-12-02 07:26:28,878 INFO L93 Difference]: Finished difference Result 463 states and 670 transitions. [2024-12-02 07:26:28,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2024-12-02 07:26:28,879 INFO L78 Accepts]: Start accepts. Automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) Word has length 202 [2024-12-02 07:26:28,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2024-12-02 07:26:28,881 INFO L225 Difference]: With dead ends: 463 [2024-12-02 07:26:28,881 INFO L226 Difference]: Without dead ends: 279 [2024-12-02 07:26:28,882 INFO L434 NwaCegarLoop]: 0 DeclaredPredicates, 203 GetRequests, 198 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2024-12-02 07:26:28,882 INFO L435 NwaCegarLoop]: 130 mSDtfsCounter, 70 mSDsluCounter, 316 mSDsCounter, 0 mSdLazyCounter, 104 mSolverCounterSat, 63 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.8s Time, 0 mProtectedPredicate, 0 mProtectedAction, 70 SdHoareTripleChecker+Valid, 446 SdHoareTripleChecker+Invalid, 167 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 63 IncrementalHoareTripleChecker+Valid, 104 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.8s IncrementalHoareTripleChecker+Time [2024-12-02 07:26:28,882 INFO L436 NwaCegarLoop]: SdHoareTripleChecker [70 Valid, 446 Invalid, 167 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [63 Valid, 104 Invalid, 0 Unknown, 0 Unchecked, 0.8s Time] [2024-12-02 07:26:28,883 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 279 states. [2024-12-02 07:26:28,909 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 279 to 262. [2024-12-02 07:26:28,909 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 262 states, 159 states have (on average 1.2138364779874213) internal successors, (193), 159 states have internal predecessors, (193), 93 states have call successors, (93), 9 states have call predecessors, (93), 9 states have return successors, (93), 93 states have call predecessors, (93), 93 states have call successors, (93) [2024-12-02 07:26:28,911 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 262 states and 379 transitions. [2024-12-02 07:26:28,911 INFO L78 Accepts]: Start accepts. Automaton has 262 states and 379 transitions. Word has length 202 [2024-12-02 07:26:28,911 INFO L84 Accepts]: Finished accepts. word is rejected. [2024-12-02 07:26:28,911 INFO L471 AbstractCegarLoop]: Abstraction has 262 states and 379 transitions. [2024-12-02 07:26:28,911 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 5 states have (on average 10.0) internal successors, (50), 4 states have internal predecessors, (50), 1 states have call successors, (31), 1 states have call predecessors, (31), 1 states have return successors, (31), 1 states have call predecessors, (31), 1 states have call successors, (31) [2024-12-02 07:26:28,912 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 379 transitions. [2024-12-02 07:26:28,912 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 204 [2024-12-02 07:26:28,913 INFO L210 NwaCegarLoop]: Found error trace [2024-12-02 07:26:28,913 INFO L218 NwaCegarLoop]: trace histogram [31, 31, 31, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-12-02 07:26:28,923 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (9)] Ended with exit code 0 [2024-12-02 07:26:29,113 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 07:26:29,113 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION] === [2024-12-02 07:26:29,114 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-12-02 07:26:29,114 INFO L85 PathProgramCache]: Analyzing trace with hash -27132218, now seen corresponding path program 1 times [2024-12-02 07:26:29,114 INFO L118 FreeRefinementEngine]: Executing refinement strategy FOX [2024-12-02 07:26:29,114 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1779471310] [2024-12-02 07:26:29,114 INFO L97 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-12-02 07:26:29,114 INFO L173 SolverBuilder]: Constructing external solver with command: mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 [2024-12-02 07:26:29,114 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/mathsat [2024-12-02 07:26:29,116 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (exit command is (exit), workingDir is null) [2024-12-02 07:26:29,117 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_4c07ed51-343f-4288-b67c-a34e14cbed93/bin/uautomizer-verify-84ZbGMXZE1/mathsat -theory.fp.to_bv_overflow_mode=1 -theory.fp.minmax_zero_mode=4 -theory.bv.div_by_zero_mode=1 -unsat_core_generation=3 (10)] Waiting until timeout for monitored process [2024-12-02 07:26:29,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-12-02 07:26:29,527 INFO L256 TraceCheckSpWp]: Trace formula consists of 336 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-12-02 07:26:29,533 INFO L279 TraceCheckSpWp]: Computing forward predicates...